Home / 88,130.28-132,175.98-25,805.64

Finding the Fourth Proportional to 88,130.28, 132,175.98 and 25,805.64

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Solution

The fourth proportional to 88,130.28, 132,175.98 and 25,805.64 is: 38,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,130.28 : 132,175.98 = 25,805.64 : x
  2. Step 2: Convert to fraction form
    88,130.28/132,175.98 = 25,805.64/x
  3. Step 3: Cross multiply
    88,130.28x = 132,175.98 × 25,805.64
  4. Step 4: Simplify right side
    88,130.28x = 3,410,885,756.53
  5. Step 5: Solve for x
    x = 3,410,885,756.53/88,130.28
  6. Step 6: Final answer
    x = 38,702.77

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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.