Home / 89,360.16-134,041.12-36,749.04

Finding the Fourth Proportional to 89,360.16, 134,041.12 and 36,749.04

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Solution

The fourth proportional to 89,360.16, 134,041.12 and 36,749.04 is: 55,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,360.16 : 134,041.12 = 36,749.04 : x
  2. Step 2: Convert to fraction form
    89,360.16/134,041.12 = 36,749.04/x
  3. Step 3: Cross multiply
    89,360.16x = 134,041.12 × 36,749.04
  4. Step 4: Simplify right side
    89,360.16x = 4,925,882,480.52
  5. Step 5: Solve for x
    x = 4,925,882,480.52/89,360.16
  6. Step 6: Final answer
    x = 55,123.92

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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.