Home / 104,110,205.71-143,588,310.54-91,524,349.93

Finding the Fourth Proportional to 104,110,205.71, 143,588,310.54 and 91,524,349.93

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Solution

The fourth proportional to 104,110,205.71, 143,588,310.54 and 91,524,349.93 is: 126,229,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,110,205.71 : 143,588,310.54 = 91,524,349.93 : x
  2. Step 2: Convert to fraction form
    104,110,205.71/143,588,310.54 = 91,524,349.93/x
  3. Step 3: Cross multiply
    104,110,205.71x = 143,588,310.54 × 91,524,349.93
  4. Step 4: Simplify right side
    104,110,205.71x = 13,141,826,779,720,468
  5. Step 5: Solve for x
    x = 13,141,826,779,720,468/104,110,205.71
  6. Step 6: Final answer
    x = 126,229,956.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.