Home / 88,211.57-132,317.15-38,285.19

Finding the Fourth Proportional to 88,211.57, 132,317.15 and 38,285.19

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Solution

The fourth proportional to 88,211.57, 132,317.15 and 38,285.19 is: 57,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,211.57 : 132,317.15 = 38,285.19 : x
  2. Step 2: Convert to fraction form
    88,211.57/132,317.15 = 38,285.19/x
  3. Step 3: Cross multiply
    88,211.57x = 132,317.15 × 38,285.19
  4. Step 4: Simplify right side
    88,211.57x = 5,065,787,036.58
  5. Step 5: Solve for x
    x = 5,065,787,036.58/88,211.57
  6. Step 6: Final answer
    x = 57,427.70

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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.