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Finding the Fourth Proportional to 147,897, 221,798.52 and 48,034.08

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Solution

The fourth proportional to 147,897, 221,798.52 and 48,034.08 is: 72,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,897 : 221,798.52 = 48,034.08 : x
  2. Step 2: Convert to fraction form
    147,897/221,798.52 = 48,034.08/x
  3. Step 3: Cross multiply
    147,897x = 221,798.52 × 48,034.08
  4. Step 4: Simplify right side
    147,897x = 10,653,887,853.56
  5. Step 5: Solve for x
    x = 10,653,887,853.56/147,897
  6. Step 6: Final answer
    x = 72,035.86

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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.