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Finding the Fourth Proportional to 147,335.52, 220,739.04 and 89,527.62

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Solution

The fourth proportional to 147,335.52, 220,739.04 and 89,527.62 is: 134,130.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,335.52 : 220,739.04 = 89,527.62 : x
  2. Step 2: Convert to fraction form
    147,335.52/220,739.04 = 89,527.62/x
  3. Step 3: Cross multiply
    147,335.52x = 220,739.04 × 89,527.62
  4. Step 4: Simplify right side
    147,335.52x = 19,762,240,892.28
  5. Step 5: Solve for x
    x = 19,762,240,892.28/147,335.52
  6. Step 6: Final answer
    x = 134,130.87

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1.5x scale

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.