Home / 266,931.18-368,204.94-176,287.32

Finding the Fourth Proportional to 266,931.18, 368,204.94 and 176,287.32

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Solution

The fourth proportional to 266,931.18, 368,204.94 and 176,287.32 is: 243,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,931.18 : 368,204.94 = 176,287.32 : x
  2. Step 2: Convert to fraction form
    266,931.18/368,204.94 = 176,287.32/x
  3. Step 3: Cross multiply
    266,931.18x = 368,204.94 × 176,287.32
  4. Step 4: Simplify right side
    266,931.18x = 64,909,862,083.36
  5. Step 5: Solve for x
    x = 64,909,862,083.36/266,931.18
  6. Step 6: Final answer
    x = 243,170.78

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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.