Home / 88,243.18-132,290.34-38,285.62

Finding the Fourth Proportional to 88,243.18, 132,290.34 and 38,285.62

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Solution

The fourth proportional to 88,243.18, 132,290.34 and 38,285.62 is: 57,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,243.18 : 132,290.34 = 38,285.62 : x
  2. Step 2: Convert to fraction form
    88,243.18/132,290.34 = 38,285.62/x
  3. Step 3: Cross multiply
    88,243.18x = 132,290.34 × 38,285.62
  4. Step 4: Simplify right side
    88,243.18x = 5,064,817,686.91
  5. Step 5: Solve for x
    x = 5,064,817,686.91/88,243.18
  6. Step 6: Final answer
    x = 57,396.14

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1.5x scale

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.