Home / 147,877.68-221,839.56-88,699.44

Finding the Fourth Proportional to 147,877.68, 221,839.56 and 88,699.44

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Solution

The fourth proportional to 147,877.68, 221,839.56 and 88,699.44 is: 133,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,877.68 : 221,839.56 = 88,699.44 : x
  2. Step 2: Convert to fraction form
    147,877.68/221,839.56 = 88,699.44/x
  3. Step 3: Cross multiply
    147,877.68x = 221,839.56 × 88,699.44
  4. Step 4: Simplify right side
    147,877.68x = 19,677,044,741.85
  5. Step 5: Solve for x
    x = 19,677,044,741.85/147,877.68
  6. Step 6: Final answer
    x = 133,062.98

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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.