Home / 177,822.11-266,941.53-140,407.40

Finding the Fourth Proportional to 177,822.11, 266,941.53 and 140,407.40

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Solution

The fourth proportional to 177,822.11, 266,941.53 and 140,407.40 is: 210,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,822.11 : 266,941.53 = 140,407.40 : x
  2. Step 2: Convert to fraction form
    177,822.11/266,941.53 = 140,407.40/x
  3. Step 3: Cross multiply
    177,822.11x = 266,941.53 × 140,407.40
  4. Step 4: Simplify right side
    177,822.11x = 37,480,564,844.61
  5. Step 5: Solve for x
    x = 37,480,564,844.61/177,822.11
  6. Step 6: Final answer
    x = 210,775.62

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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.