Home / 104,397.13-144,068.42-56,650.48

Finding the Fourth Proportional to 104,397.13, 144,068.42 and 56,650.48

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Solution

The fourth proportional to 104,397.13, 144,068.42 and 56,650.48 is: 78,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,397.13 : 144,068.42 = 56,650.48 : x
  2. Step 2: Convert to fraction form
    104,397.13/144,068.42 = 56,650.48/x
  3. Step 3: Cross multiply
    104,397.13x = 144,068.42 × 56,650.48
  4. Step 4: Simplify right side
    104,397.13x = 8,161,545,145.84
  5. Step 5: Solve for x
    x = 8,161,545,145.84/104,397.13
  6. Step 6: Final answer
    x = 78,177.87

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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.