Home / 140,966.15-211,472.90-69,892.29

Finding the Fourth Proportional to 140,966.15, 211,472.90 and 69,892.29

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Solution

The fourth proportional to 140,966.15, 211,472.90 and 69,892.29 is: 104,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,966.15 : 211,472.90 = 69,892.29 : x
  2. Step 2: Convert to fraction form
    140,966.15/211,472.90 = 69,892.29/x
  3. Step 3: Cross multiply
    140,966.15x = 211,472.90 × 69,892.29
  4. Step 4: Simplify right side
    140,966.15x = 14,780,324,904.48
  5. Step 5: Solve for x
    x = 14,780,324,904.48/140,966.15
  6. Step 6: Final answer
    x = 104,850.17

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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.