Home / 104,526.52-144,241.16-56,779.82

Finding the Fourth Proportional to 104,526.52, 144,241.16 and 56,779.82

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Solution

The fourth proportional to 104,526.52, 144,241.16 and 56,779.82 is: 78,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,526.52 : 144,241.16 = 56,779.82 : x
  2. Step 2: Convert to fraction form
    104,526.52/144,241.16 = 56,779.82/x
  3. Step 3: Cross multiply
    104,526.52x = 144,241.16 × 56,779.82
  4. Step 4: Simplify right side
    104,526.52x = 8,189,987,101.39
  5. Step 5: Solve for x
    x = 8,189,987,101.39/104,526.52
  6. Step 6: Final answer
    x = 78,353.20

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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.