Home / 67,887.16-93,695.34-38,088.76

Finding the Fourth Proportional to 67,887.16, 93,695.34 and 38,088.76

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Solution

The fourth proportional to 67,887.16, 93,695.34 and 38,088.76 is: 52,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,887.16 : 93,695.34 = 38,088.76 : x
  2. Step 2: Convert to fraction form
    67,887.16/93,695.34 = 38,088.76/x
  3. Step 3: Cross multiply
    67,887.16x = 93,695.34 × 38,088.76
  4. Step 4: Simplify right side
    67,887.16x = 3,568,739,318.38
  5. Step 5: Solve for x
    x = 3,568,739,318.38/67,887.16
  6. Step 6: Final answer
    x = 52,568.69

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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.