Home / 95,166.40-131,285.64-66,888.40

Finding the Fourth Proportional to 95,166.40, 131,285.64 and 66,888.40

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Solution

The fourth proportional to 95,166.40, 131,285.64 and 66,888.40 is: 92,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,166.40 : 131,285.64 = 66,888.40 : x
  2. Step 2: Convert to fraction form
    95,166.40/131,285.64 = 66,888.40/x
  3. Step 3: Cross multiply
    95,166.40x = 131,285.64 × 66,888.40
  4. Step 4: Simplify right side
    95,166.40x = 8,781,486,402.58
  5. Step 5: Solve for x
    x = 8,781,486,402.58/95,166.40
  6. Step 6: Final answer
    x = 92,275.07

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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.