Home / 113,780.46-157,015.98-62,793.66

Finding the Fourth Proportional to 113,780.46, 157,015.98 and 62,793.66

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Solution

The fourth proportional to 113,780.46, 157,015.98 and 62,793.66 is: 86,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,780.46 : 157,015.98 = 62,793.66 : x
  2. Step 2: Convert to fraction form
    113,780.46/157,015.98 = 62,793.66/x
  3. Step 3: Cross multiply
    113,780.46x = 157,015.98 × 62,793.66
  4. Step 4: Simplify right side
    113,780.46x = 9,859,608,062.69
  5. Step 5: Solve for x
    x = 9,859,608,062.69/113,780.46
  6. Step 6: Final answer
    x = 86,654.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.