Home / 102,211.52-153,318.64-32,090.84

Finding the Fourth Proportional to 102,211.52, 153,318.64 and 32,090.84

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Solution

The fourth proportional to 102,211.52, 153,318.64 and 32,090.84 is: 48,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,211.52 : 153,318.64 = 32,090.84 : x
  2. Step 2: Convert to fraction form
    102,211.52/153,318.64 = 32,090.84/x
  3. Step 3: Cross multiply
    102,211.52x = 153,318.64 × 32,090.84
  4. Step 4: Simplify right side
    102,211.52x = 4,920,123,945.26
  5. Step 5: Solve for x
    x = 4,920,123,945.26/102,211.52
  6. Step 6: Final answer
    x = 48,136.69

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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.