Home / 95,347.18-131,603.30-65,144.71

Finding the Fourth Proportional to 95,347.18, 131,603.30 and 65,144.71

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Solution

The fourth proportional to 95,347.18, 131,603.30 and 65,144.71 is: 89,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,347.18 : 131,603.30 = 65,144.71 : x
  2. Step 2: Convert to fraction form
    95,347.18/131,603.30 = 65,144.71/x
  3. Step 3: Cross multiply
    95,347.18x = 131,603.30 × 65,144.71
  4. Step 4: Simplify right side
    95,347.18x = 8,573,258,813.54
  5. Step 5: Solve for x
    x = 8,573,258,813.54/95,347.18
  6. Step 6: Final answer
    x = 89,916.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.