Home / 109,666.60-164,565.72-47,337.04

Finding the Fourth Proportional to 109,666.60, 164,565.72 and 47,337.04

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Solution

The fourth proportional to 109,666.60, 164,565.72 and 47,337.04 is: 71,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,666.60 : 164,565.72 = 47,337.04 : x
  2. Step 2: Convert to fraction form
    109,666.60/164,565.72 = 47,337.04/x
  3. Step 3: Cross multiply
    109,666.60x = 164,565.72 × 47,337.04
  4. Step 4: Simplify right side
    109,666.60x = 7,790,054,070.27
  5. Step 5: Solve for x
    x = 7,790,054,070.27/109,666.60
  6. Step 6: Final answer
    x = 71,033.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.