Home / 104,572.38-144,309.60-56,825.91

Finding the Fourth Proportional to 104,572.38, 144,309.60 and 56,825.91

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Solution

The fourth proportional to 104,572.38, 144,309.60 and 56,825.91 is: 78,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,572.38 : 144,309.60 = 56,825.91 : x
  2. Step 2: Convert to fraction form
    104,572.38/144,309.60 = 56,825.91/x
  3. Step 3: Cross multiply
    104,572.38x = 144,309.60 × 56,825.91
  4. Step 4: Simplify right side
    104,572.38x = 8,200,524,341.74
  5. Step 5: Solve for x
    x = 8,200,524,341.74/104,572.38
  6. Step 6: Final answer
    x = 78,419.60

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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.