Home / 178,206.16-267,484.20-133,941.28

Finding the Fourth Proportional to 178,206.16, 267,484.20 and 133,941.28

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Solution

The fourth proportional to 178,206.16, 267,484.20 and 133,941.28 is: 201,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,206.16 : 267,484.20 = 133,941.28 : x
  2. Step 2: Convert to fraction form
    178,206.16/267,484.20 = 133,941.28/x
  3. Step 3: Cross multiply
    178,206.16x = 267,484.20 × 133,941.28
  4. Step 4: Simplify right side
    178,206.16x = 35,827,176,127.78
  5. Step 5: Solve for x
    x = 35,827,176,127.78/178,206.16
  6. Step 6: Final answer
    x = 201,043.42

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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.