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Finding the Fourth Proportional to 207,082.62, 310,624.38 and 57,323.34

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Solution

The fourth proportional to 207,082.62, 310,624.38 and 57,323.34 is: 85,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,082.62 : 310,624.38 = 57,323.34 : x
  2. Step 2: Convert to fraction form
    207,082.62/310,624.38 = 57,323.34/x
  3. Step 3: Cross multiply
    207,082.62x = 310,624.38 × 57,323.34
  4. Step 4: Simplify right side
    207,082.62x = 17,806,026,947.03
  5. Step 5: Solve for x
    x = 17,806,026,947.03/207,082.62
  6. Step 6: Final answer
    x = 85,985.13

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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.