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Finding the Fourth Proportional to 102,601.30, 153,901.95 and 36,051.70

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Solution

The fourth proportional to 102,601.30, 153,901.95 and 36,051.70 is: 54,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,601.30 : 153,901.95 = 36,051.70 : x
  2. Step 2: Convert to fraction form
    102,601.30/153,901.95 = 36,051.70/x
  3. Step 3: Cross multiply
    102,601.30x = 153,901.95 × 36,051.70
  4. Step 4: Simplify right side
    102,601.30x = 5,548,426,930.82
  5. Step 5: Solve for x
    x = 5,548,426,930.82/102,601.30
  6. Step 6: Final answer
    x = 54,077.55

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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.