Home / 103,034.25-154,494.54-31,937.18

Finding the Fourth Proportional to 103,034.25, 154,494.54 and 31,937.18

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Solution

The fourth proportional to 103,034.25, 154,494.54 and 31,937.18 is: 47,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,034.25 : 154,494.54 = 31,937.18 : x
  2. Step 2: Convert to fraction form
    103,034.25/154,494.54 = 31,937.18/x
  3. Step 3: Cross multiply
    103,034.25x = 154,494.54 × 31,937.18
  4. Step 4: Simplify right side
    103,034.25x = 4,934,119,160.52
  5. Step 5: Solve for x
    x = 4,934,119,160.52/103,034.25
  6. Step 6: Final answer
    x = 47,888.15

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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.