Home / 84,242.34-126,363.92-34,322.90

Finding the Fourth Proportional to 84,242.34, 126,363.92 and 34,322.90

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Solution

The fourth proportional to 84,242.34, 126,363.92 and 34,322.90 is: 51,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,242.34 : 126,363.92 = 34,322.90 : x
  2. Step 2: Convert to fraction form
    84,242.34/126,363.92 = 34,322.90/x
  3. Step 3: Cross multiply
    84,242.34x = 126,363.92 × 34,322.90
  4. Step 4: Simplify right side
    84,242.34x = 4,337,175,386.33
  5. Step 5: Solve for x
    x = 4,337,175,386.33/84,242.34
  6. Step 6: Final answer
    x = 51,484.51

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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.