Home / 104,508.48-144,223.20-56,761.92

Finding the Fourth Proportional to 104,508.48, 144,223.20 and 56,761.92

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Solution

The fourth proportional to 104,508.48, 144,223.20 and 56,761.92 is: 78,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,508.48 : 144,223.20 = 56,761.92 : x
  2. Step 2: Convert to fraction form
    104,508.48/144,223.20 = 56,761.92/x
  3. Step 3: Cross multiply
    104,508.48x = 144,223.20 × 56,761.92
  4. Step 4: Simplify right side
    104,508.48x = 8,186,385,740.54
  5. Step 5: Solve for x
    x = 8,186,385,740.54/104,508.48
  6. Step 6: Final answer
    x = 78,332.26

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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.