Home / 52,447.52-78,548.08-45,605.76

Finding the Fourth Proportional to 52,447.52, 78,548.08 and 45,605.76

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Solution

The fourth proportional to 52,447.52, 78,548.08 and 45,605.76 is: 68,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,447.52 : 78,548.08 = 45,605.76 : x
  2. Step 2: Convert to fraction form
    52,447.52/78,548.08 = 45,605.76/x
  3. Step 3: Cross multiply
    52,447.52x = 78,548.08 × 45,605.76
  4. Step 4: Simplify right side
    52,447.52x = 3,582,244,884.94
  5. Step 5: Solve for x
    x = 3,582,244,884.94/52,447.52
  6. Step 6: Final answer
    x = 68,301.51

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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.