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Finding the Fourth Proportional to 102,652.55, 153,029.94 and 101,034.85

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Solution

The fourth proportional to 102,652.55, 153,029.94 and 101,034.85 is: 150,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,652.55 : 153,029.94 = 101,034.85 : x
  2. Step 2: Convert to fraction form
    102,652.55/153,029.94 = 101,034.85/x
  3. Step 3: Cross multiply
    102,652.55x = 153,029.94 × 101,034.85
  4. Step 4: Simplify right side
    102,652.55x = 15,461,357,033.41
  5. Step 5: Solve for x
    x = 15,461,357,033.41/102,652.55
  6. Step 6: Final answer
    x = 150,618.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.