Home / 147,343.69-221,013.92-88,195.87

Finding the Fourth Proportional to 147,343.69, 221,013.92 and 88,195.87

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Solution

The fourth proportional to 147,343.69, 221,013.92 and 88,195.87 is: 132,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,343.69 : 221,013.92 = 88,195.87 : x
  2. Step 2: Convert to fraction form
    147,343.69/221,013.92 = 88,195.87/x
  3. Step 3: Cross multiply
    147,343.69x = 221,013.92 × 88,195.87
  4. Step 4: Simplify right side
    147,343.69x = 19,492,514,956.51
  5. Step 5: Solve for x
    x = 19,492,514,956.51/147,343.69
  6. Step 6: Final answer
    x = 132,292.84

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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.