Home / 75,702.29-113,446.35-41,983.22

Finding the Fourth Proportional to 75,702.29, 113,446.35 and 41,983.22

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Solution

The fourth proportional to 75,702.29, 113,446.35 and 41,983.22 is: 62,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,702.29 : 113,446.35 = 41,983.22 : x
  2. Step 2: Convert to fraction form
    75,702.29/113,446.35 = 41,983.22/x
  3. Step 3: Cross multiply
    75,702.29x = 113,446.35 × 41,983.22
  4. Step 4: Simplify right side
    75,702.29x = 4,762,843,353.86
  5. Step 5: Solve for x
    x = 4,762,843,353.86/75,702.29
  6. Step 6: Final answer
    x = 62,915.45

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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.