Home / 88,266.89-132,325.70-38,309.45

Finding the Fourth Proportional to 88,266.89, 132,325.70 and 38,309.45

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Solution

The fourth proportional to 88,266.89, 132,325.70 and 38,309.45 is: 57,431.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,266.89 : 132,325.70 = 38,309.45 : x
  2. Step 2: Convert to fraction form
    88,266.89/132,325.70 = 38,309.45/x
  3. Step 3: Cross multiply
    88,266.89x = 132,325.70 × 38,309.45
  4. Step 4: Simplify right side
    88,266.89x = 5,069,323,934.69
  5. Step 5: Solve for x
    x = 5,069,323,934.69/88,266.89
  6. Step 6: Final answer
    x = 57,431.78

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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.