Home / 84,733.49-126,945.32-39,672.17

Finding the Fourth Proportional to 84,733.49, 126,945.32 and 39,672.17

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Solution

The fourth proportional to 84,733.49, 126,945.32 and 39,672.17 is: 59,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,733.49 : 126,945.32 = 39,672.17 : x
  2. Step 2: Convert to fraction form
    84,733.49/126,945.32 = 39,672.17/x
  3. Step 3: Cross multiply
    84,733.49x = 126,945.32 × 39,672.17
  4. Step 4: Simplify right side
    84,733.49x = 5,036,196,434.75
  5. Step 5: Solve for x
    x = 5,036,196,434.75/84,733.49
  6. Step 6: Final answer
    x = 59,435.73

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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.