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Finding the Fourth Proportional to 73,666.46, 101,657 and 45,034.06

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Solution

The fourth proportional to 73,666.46, 101,657 and 45,034.06 is: 62,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,666.46 : 101,657 = 45,034.06 : x
  2. Step 2: Convert to fraction form
    73,666.46/101,657 = 45,034.06/x
  3. Step 3: Cross multiply
    73,666.46x = 101,657 × 45,034.06
  4. Step 4: Simplify right side
    73,666.46x = 4,578,027,437.42
  5. Step 5: Solve for x
    x = 4,578,027,437.42/73,666.46
  6. Step 6: Final answer
    x = 62,145.34

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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.