Home / 84,117.84-126,359.92-50,853.58

Finding the Fourth Proportional to 84,117.84, 126,359.92 and 50,853.58

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Solution

The fourth proportional to 84,117.84, 126,359.92 and 50,853.58 is: 76,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,117.84 : 126,359.92 = 50,853.58 : x
  2. Step 2: Convert to fraction form
    84,117.84/126,359.92 = 50,853.58/x
  3. Step 3: Cross multiply
    84,117.84x = 126,359.92 × 50,853.58
  4. Step 4: Simplify right side
    84,117.84x = 6,425,854,300.51
  5. Step 5: Solve for x
    x = 6,425,854,300.51/84,117.84
  6. Step 6: Final answer
    x = 76,391.10

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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.