Home / 434,282.31-651,392.28-134,755.11

Finding the Fourth Proportional to 434,282.31, 651,392.28 and 134,755.11

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Solution

The fourth proportional to 434,282.31, 651,392.28 and 134,755.11 is: 202,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,282.31 : 651,392.28 = 134,755.11 : x
  2. Step 2: Convert to fraction form
    434,282.31/651,392.28 = 134,755.11/x
  3. Step 3: Cross multiply
    434,282.31x = 651,392.28 × 134,755.11
  4. Step 4: Simplify right side
    434,282.31x = 87,778,438,344.55
  5. Step 5: Solve for x
    x = 87,778,438,344.55/434,282.31
  6. Step 6: Final answer
    x = 202,122.99

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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.