Home / 81,110.85-121,677.90-24,955.66

Finding the Fourth Proportional to 81,110.85, 121,677.90 and 24,955.66

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Solution

The fourth proportional to 81,110.85, 121,677.90 and 24,955.66 is: 37,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,110.85 : 121,677.90 = 24,955.66 : x
  2. Step 2: Convert to fraction form
    81,110.85/121,677.90 = 24,955.66/x
  3. Step 3: Cross multiply
    81,110.85x = 121,677.90 × 24,955.66
  4. Step 4: Simplify right side
    81,110.85x = 3,036,552,301.91
  5. Step 5: Solve for x
    x = 3,036,552,301.91/81,110.85
  6. Step 6: Final answer
    x = 37,437.07

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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.