Home / 138,882.44-208,045.02-63,898.12

Finding the Fourth Proportional to 138,882.44, 208,045.02 and 63,898.12

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Solution

The fourth proportional to 138,882.44, 208,045.02 and 63,898.12 is: 95,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,882.44 : 208,045.02 = 63,898.12 : x
  2. Step 2: Convert to fraction form
    138,882.44/208,045.02 = 63,898.12/x
  3. Step 3: Cross multiply
    138,882.44x = 208,045.02 × 63,898.12
  4. Step 4: Simplify right side
    138,882.44x = 13,293,685,653.36
  5. Step 5: Solve for x
    x = 13,293,685,653.36/138,882.44
  6. Step 6: Final answer
    x = 95,718.98

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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.