Home / 158,810.85-238,236.99-83,933.88

Finding the Fourth Proportional to 158,810.85, 238,236.99 and 83,933.88

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Solution

The fourth proportional to 158,810.85, 238,236.99 and 83,933.88 is: 125,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,810.85 : 238,236.99 = 83,933.88 : x
  2. Step 2: Convert to fraction form
    158,810.85/238,236.99 = 83,933.88/x
  3. Step 3: Cross multiply
    158,810.85x = 238,236.99 × 83,933.88
  4. Step 4: Simplify right side
    158,810.85x = 19,996,154,930.22
  5. Step 5: Solve for x
    x = 19,996,154,930.22/158,810.85
  6. Step 6: Final answer
    x = 125,911.77

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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.