Home / 158,756.25-238,134.38-47,948.25

Finding the Fourth Proportional to 158,756.25, 238,134.38 and 47,948.25

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Solution

The fourth proportional to 158,756.25, 238,134.38 and 47,948.25 is: 71,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,756.25 : 238,134.38 = 47,948.25 : x
  2. Step 2: Convert to fraction form
    158,756.25/238,134.38 = 47,948.25/x
  3. Step 3: Cross multiply
    158,756.25x = 238,134.38 × 47,948.25
  4. Step 4: Simplify right side
    158,756.25x = 11,418,126,785.84
  5. Step 5: Solve for x
    x = 11,418,126,785.84/158,756.25
  6. Step 6: Final answer
    x = 71,922.38

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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.