Home / 94,401.60-141,602.40-89,808.90

Finding the Fourth Proportional to 94,401.60, 141,602.40 and 89,808.90

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Solution

The fourth proportional to 94,401.60, 141,602.40 and 89,808.90 is: 134,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,401.60 : 141,602.40 = 89,808.90 : x
  2. Step 2: Convert to fraction form
    94,401.60/141,602.40 = 89,808.90/x
  3. Step 3: Cross multiply
    94,401.60x = 141,602.40 × 89,808.90
  4. Step 4: Simplify right side
    94,401.60x = 12,717,155,781.36
  5. Step 5: Solve for x
    x = 12,717,155,781.36/94,401.60
  6. Step 6: Final answer
    x = 134,713.35

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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.