Home / 94,416.76-141,684.90-85,550.17

Finding the Fourth Proportional to 94,416.76, 141,684.90 and 85,550.17

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Solution

The fourth proportional to 94,416.76, 141,684.90 and 85,550.17 is: 128,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,416.76 : 141,684.90 = 85,550.17 : x
  2. Step 2: Convert to fraction form
    94,416.76/141,684.90 = 85,550.17/x
  3. Step 3: Cross multiply
    94,416.76x = 141,684.90 × 85,550.17
  4. Step 4: Simplify right side
    94,416.76x = 12,121,167,281.43
  5. Step 5: Solve for x
    x = 12,121,167,281.43/94,416.76
  6. Step 6: Final answer
    x = 128,379.40

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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.