Home / 66,275.52-99,437.68-30,753.84

Finding the Fourth Proportional to 66,275.52, 99,437.68 and 30,753.84

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Solution

The fourth proportional to 66,275.52, 99,437.68 and 30,753.84 is: 46,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,275.52 : 99,437.68 = 30,753.84 : x
  2. Step 2: Convert to fraction form
    66,275.52/99,437.68 = 30,753.84/x
  3. Step 3: Cross multiply
    66,275.52x = 99,437.68 × 30,753.84
  4. Step 4: Simplify right side
    66,275.52x = 3,058,090,500.69
  5. Step 5: Solve for x
    x = 3,058,090,500.69/66,275.52
  6. Step 6: Final answer
    x = 46,142.08

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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.