Home / 104,432.18-144,116.52-56,685.52

Finding the Fourth Proportional to 104,432.18, 144,116.52 and 56,685.52

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Solution

The fourth proportional to 104,432.18, 144,116.52 and 56,685.52 is: 78,226.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,432.18 : 144,116.52 = 56,685.52 : x
  2. Step 2: Convert to fraction form
    104,432.18/144,116.52 = 56,685.52/x
  3. Step 3: Cross multiply
    104,432.18x = 144,116.52 × 56,685.52
  4. Step 4: Simplify right side
    104,432.18x = 8,169,319,876.79
  5. Step 5: Solve for x
    x = 8,169,319,876.79/104,432.18
  6. Step 6: Final answer
    x = 78,226.08

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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.