Home / 84,313.44-126,488.40-44,864.76

Finding the Fourth Proportional to 84,313.44, 126,488.40 and 44,864.76

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Solution

The fourth proportional to 84,313.44, 126,488.40 and 44,864.76 is: 67,306.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,313.44 : 126,488.40 = 44,864.76 : x
  2. Step 2: Convert to fraction form
    84,313.44/126,488.40 = 44,864.76/x
  3. Step 3: Cross multiply
    84,313.44x = 126,488.40 × 44,864.76
  4. Step 4: Simplify right side
    84,313.44x = 5,674,871,708.78
  5. Step 5: Solve for x
    x = 5,674,871,708.78/84,313.44
  6. Step 6: Final answer
    x = 67,306.85

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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.