Home / 89,350.56-134,053.92-36,784.80

Finding the Fourth Proportional to 89,350.56, 134,053.92 and 36,784.80

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Solution

The fourth proportional to 89,350.56, 134,053.92 and 36,784.80 is: 55,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,350.56 : 134,053.92 = 36,784.80 : x
  2. Step 2: Convert to fraction form
    89,350.56/134,053.92 = 36,784.80/x
  3. Step 3: Cross multiply
    89,350.56x = 134,053.92 × 36,784.80
  4. Step 4: Simplify right side
    89,350.56x = 4,931,146,636.42
  5. Step 5: Solve for x
    x = 4,931,146,636.42/89,350.56
  6. Step 6: Final answer
    x = 55,188.76

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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.