Home / 147,929.72-221,950.51-88,806.61

Finding the Fourth Proportional to 147,929.72, 221,950.51 and 88,806.61

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Solution

The fourth proportional to 147,929.72, 221,950.51 and 88,806.61 is: 133,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,929.72 : 221,950.51 = 88,806.61 : x
  2. Step 2: Convert to fraction form
    147,929.72/221,950.51 = 88,806.61/x
  3. Step 3: Cross multiply
    147,929.72x = 221,950.51 × 88,806.61
  4. Step 4: Simplify right side
    147,929.72x = 19,710,672,380.87
  5. Step 5: Solve for x
    x = 19,710,672,380.87/147,929.72
  6. Step 6: Final answer
    x = 133,243.49

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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.