Home / 269,981.18-372,577.97-156,803.93

Finding the Fourth Proportional to 269,981.18, 372,577.97 and 156,803.93

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Solution

The fourth proportional to 269,981.18, 372,577.97 and 156,803.93 is: 216,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,981.18 : 372,577.97 = 156,803.93 : x
  2. Step 2: Convert to fraction form
    269,981.18/372,577.97 = 156,803.93/x
  3. Step 3: Cross multiply
    269,981.18x = 372,577.97 × 156,803.93
  4. Step 4: Simplify right side
    269,981.18x = 58,421,689,927.42
  5. Step 5: Solve for x
    x = 58,421,689,927.42/269,981.18
  6. Step 6: Final answer
    x = 216,391.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.