Home / 147,433.71-221,164.92-58,666.47

Finding the Fourth Proportional to 147,433.71, 221,164.92 and 58,666.47

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Solution

The fourth proportional to 147,433.71, 221,164.92 and 58,666.47 is: 88,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,433.71 : 221,164.92 = 58,666.47 : x
  2. Step 2: Convert to fraction form
    147,433.71/221,164.92 = 58,666.47/x
  3. Step 3: Cross multiply
    147,433.71x = 221,164.92 × 58,666.47
  4. Step 4: Simplify right side
    147,433.71x = 12,974,965,144.23
  5. Step 5: Solve for x
    x = 12,974,965,144.23/147,433.71
  6. Step 6: Final answer
    x = 88,005.42

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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.