Home / 133,248.80-199,882.92-42,056.12

Finding the Fourth Proportional to 133,248.80, 199,882.92 and 42,056.12

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Solution

The fourth proportional to 133,248.80, 199,882.92 and 42,056.12 is: 63,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,248.80 : 199,882.92 = 42,056.12 : x
  2. Step 2: Convert to fraction form
    133,248.80/199,882.92 = 42,056.12/x
  3. Step 3: Cross multiply
    133,248.80x = 199,882.92 × 42,056.12
  4. Step 4: Simplify right side
    133,248.80x = 8,406,300,069.47
  5. Step 5: Solve for x
    x = 8,406,300,069.47/133,248.80
  6. Step 6: Final answer
    x = 63,087.25

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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.