Home / 144,342.41-216,513.72-39,161.37

Finding the Fourth Proportional to 144,342.41, 216,513.72 and 39,161.37

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Solution

The fourth proportional to 144,342.41, 216,513.72 and 39,161.37 is: 58,742.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,342.41 : 216,513.72 = 39,161.37 : x
  2. Step 2: Convert to fraction form
    144,342.41/216,513.72 = 39,161.37/x
  3. Step 3: Cross multiply
    144,342.41x = 216,513.72 × 39,161.37
  4. Step 4: Simplify right side
    144,342.41x = 8,478,973,899.00
  5. Step 5: Solve for x
    x = 8,478,973,899.00/144,342.41
  6. Step 6: Final answer
    x = 58,742.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.