Home / 95,685.24-132,049.28-53,242.88

Finding the Fourth Proportional to 95,685.24, 132,049.28 and 53,242.88

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Solution

The fourth proportional to 95,685.24, 132,049.28 and 53,242.88 is: 73,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,685.24 : 132,049.28 = 53,242.88 : x
  2. Step 2: Convert to fraction form
    95,685.24/132,049.28 = 53,242.88/x
  3. Step 3: Cross multiply
    95,685.24x = 132,049.28 × 53,242.88
  4. Step 4: Simplify right side
    95,685.24x = 7,030,683,969.13
  5. Step 5: Solve for x
    x = 7,030,683,969.13/95,685.24
  6. Step 6: Final answer
    x = 73,477.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.