Home / 147,088.68-220,589.04-53,572.56

Finding the Fourth Proportional to 147,088.68, 220,589.04 and 53,572.56

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Solution

The fourth proportional to 147,088.68, 220,589.04 and 53,572.56 is: 80,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,088.68 : 220,589.04 = 53,572.56 : x
  2. Step 2: Convert to fraction form
    147,088.68/220,589.04 = 53,572.56/x
  3. Step 3: Cross multiply
    147,088.68x = 220,589.04 × 53,572.56
  4. Step 4: Simplify right side
    147,088.68x = 11,817,519,580.74
  5. Step 5: Solve for x
    x = 11,817,519,580.74/147,088.68
  6. Step 6: Final answer
    x = 80,342.82

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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.