Home / 145,695.20-218,575.68-44,502.32

Finding the Fourth Proportional to 145,695.20, 218,575.68 and 44,502.32

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Solution

The fourth proportional to 145,695.20, 218,575.68 and 44,502.32 is: 66,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,695.20 : 218,575.68 = 44,502.32 : x
  2. Step 2: Convert to fraction form
    145,695.20/218,575.68 = 44,502.32/x
  3. Step 3: Cross multiply
    145,695.20x = 218,575.68 × 44,502.32
  4. Step 4: Simplify right side
    145,695.20x = 9,727,124,855.58
  5. Step 5: Solve for x
    x = 9,727,124,855.58/145,695.20
  6. Step 6: Final answer
    x = 66,763.52

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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.