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Finding the Fourth Proportional to 134,294.57, 185,330.01 and 73,866.80

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Solution

The fourth proportional to 134,294.57, 185,330.01 and 73,866.80 is: 101,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,294.57 : 185,330.01 = 73,866.80 : x
  2. Step 2: Convert to fraction form
    134,294.57/185,330.01 = 73,866.80/x
  3. Step 3: Cross multiply
    134,294.57x = 185,330.01 × 73,866.80
  4. Step 4: Simplify right side
    134,294.57x = 13,689,734,065.01
  5. Step 5: Solve for x
    x = 13,689,734,065.01/134,294.57
  6. Step 6: Final answer
    x = 101,938.11

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1.5x scale

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.