Home / 84,124.17-126,061.58-34,143.46

Finding the Fourth Proportional to 84,124.17, 126,061.58 and 34,143.46

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Solution

The fourth proportional to 84,124.17, 126,061.58 and 34,143.46 is: 51,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,124.17 : 126,061.58 = 34,143.46 : x
  2. Step 2: Convert to fraction form
    84,124.17/126,061.58 = 34,143.46/x
  3. Step 3: Cross multiply
    84,124.17x = 126,061.58 × 34,143.46
  4. Step 4: Simplify right side
    84,124.17x = 4,304,178,284.47
  5. Step 5: Solve for x
    x = 4,304,178,284.47/84,124.17
  6. Step 6: Final answer
    x = 51,164.59

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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.