Home / 147,882.13-221,841.57-57,913.22

Finding the Fourth Proportional to 147,882.13, 221,841.57 and 57,913.22

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Solution

The fourth proportional to 147,882.13, 221,841.57 and 57,913.22 is: 86,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,882.13 : 221,841.57 = 57,913.22 : x
  2. Step 2: Convert to fraction form
    147,882.13/221,841.57 = 57,913.22/x
  3. Step 3: Cross multiply
    147,882.13x = 221,841.57 × 57,913.22
  4. Step 4: Simplify right side
    147,882.13x = 12,847,559,648.56
  5. Step 5: Solve for x
    x = 12,847,559,648.56/147,882.13
  6. Step 6: Final answer
    x = 86,877.03

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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.