Home / 104,402.26-144,073.92-56,655.64

Finding the Fourth Proportional to 104,402.26, 144,073.92 and 56,655.64

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Solution

The fourth proportional to 104,402.26, 144,073.92 and 56,655.64 is: 78,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,402.26 : 144,073.92 = 56,655.64 : x
  2. Step 2: Convert to fraction form
    104,402.26/144,073.92 = 56,655.64/x
  3. Step 3: Cross multiply
    104,402.26x = 144,073.92 × 56,655.64
  4. Step 4: Simplify right side
    104,402.26x = 8,162,600,144.91
  5. Step 5: Solve for x
    x = 8,162,600,144.91/104,402.26
  6. Step 6: Final answer
    x = 78,184.13

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1.5x scale

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.