Home / 84,248.56-126,370.40-34,316.30

Finding the Fourth Proportional to 84,248.56, 126,370.40 and 34,316.30

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Solution

The fourth proportional to 84,248.56, 126,370.40 and 34,316.30 is: 51,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,248.56 : 126,370.40 = 34,316.30 : x
  2. Step 2: Convert to fraction form
    84,248.56/126,370.40 = 34,316.30/x
  3. Step 3: Cross multiply
    84,248.56x = 126,370.40 × 34,316.30
  4. Step 4: Simplify right side
    84,248.56x = 4,336,564,385.94
  5. Step 5: Solve for x
    x = 4,336,564,385.94/84,248.56
  6. Step 6: Final answer
    x = 51,473.46

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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.