Home / 83,535.56-125,326.49-38,570.66

Finding the Fourth Proportional to 83,535.56, 125,326.49 and 38,570.66

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Solution

The fourth proportional to 83,535.56, 125,326.49 and 38,570.66 is: 57,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,535.56 : 125,326.49 = 38,570.66 : x
  2. Step 2: Convert to fraction form
    83,535.56/125,326.49 = 38,570.66/x
  3. Step 3: Cross multiply
    83,535.56x = 125,326.49 × 38,570.66
  4. Step 4: Simplify right side
    83,535.56x = 4,833,924,868.38
  5. Step 5: Solve for x
    x = 4,833,924,868.38/83,535.56
  6. Step 6: Final answer
    x = 57,866.67

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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.