Home / 104,566.38-144,301.32-56,819.90

Finding the Fourth Proportional to 104,566.38, 144,301.32 and 56,819.90

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Solution

The fourth proportional to 104,566.38, 144,301.32 and 56,819.90 is: 78,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,566.38 : 144,301.32 = 56,819.90 : x
  2. Step 2: Convert to fraction form
    104,566.38/144,301.32 = 56,819.90/x
  3. Step 3: Cross multiply
    104,566.38x = 144,301.32 × 56,819.90
  4. Step 4: Simplify right side
    104,566.38x = 8,199,186,572.27
  5. Step 5: Solve for x
    x = 8,199,186,572.27/104,566.38
  6. Step 6: Final answer
    x = 78,411.31

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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.