Home / 84,562.14-126,760.86-47,087.76

Finding the Fourth Proportional to 84,562.14, 126,760.86 and 47,087.76

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Solution

The fourth proportional to 84,562.14, 126,760.86 and 47,087.76 is: 70,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,562.14 : 126,760.86 = 47,087.76 : x
  2. Step 2: Convert to fraction form
    84,562.14/126,760.86 = 47,087.76/x
  3. Step 3: Cross multiply
    84,562.14x = 126,760.86 × 47,087.76
  4. Step 4: Simplify right side
    84,562.14x = 5,968,884,953.07
  5. Step 5: Solve for x
    x = 5,968,884,953.07/84,562.14
  6. Step 6: Final answer
    x = 70,585.78

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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.