Home / 84,302.36-126,452.28-25,138.28

Finding the Fourth Proportional to 84,302.36, 126,452.28 and 25,138.28

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Solution

The fourth proportional to 84,302.36, 126,452.28 and 25,138.28 is: 37,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,302.36 : 126,452.28 = 25,138.28 : x
  2. Step 2: Convert to fraction form
    84,302.36/126,452.28 = 25,138.28/x
  3. Step 3: Cross multiply
    84,302.36x = 126,452.28 × 25,138.28
  4. Step 4: Simplify right side
    84,302.36x = 3,178,792,821.28
  5. Step 5: Solve for x
    x = 3,178,792,821.28/84,302.36
  6. Step 6: Final answer
    x = 37,707.04

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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.