Home / 147,045.32-220,640.88-58,296.86

Finding the Fourth Proportional to 147,045.32, 220,640.88 and 58,296.86

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Solution

The fourth proportional to 147,045.32, 220,640.88 and 58,296.86 is: 87,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,045.32 : 220,640.88 = 58,296.86 : x
  2. Step 2: Convert to fraction form
    147,045.32/220,640.88 = 58,296.86/x
  3. Step 3: Cross multiply
    147,045.32x = 220,640.88 × 58,296.86
  4. Step 4: Simplify right side
    147,045.32x = 12,862,670,491.64
  5. Step 5: Solve for x
    x = 12,862,670,491.64/147,045.32
  6. Step 6: Final answer
    x = 87,474.19

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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.