Home / 266,963.04-368,336.16-156,581.10

Finding the Fourth Proportional to 266,963.04, 368,336.16 and 156,581.10

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Solution

The fourth proportional to 266,963.04, 368,336.16 and 156,581.10 is: 216,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,963.04 : 368,336.16 = 156,581.10 : x
  2. Step 2: Convert to fraction form
    266,963.04/368,336.16 = 156,581.10/x
  3. Step 3: Cross multiply
    266,963.04x = 368,336.16 × 156,581.10
  4. Step 4: Simplify right side
    266,963.04x = 57,674,481,102.58
  5. Step 5: Solve for x
    x = 57,674,481,102.58/266,963.04
  6. Step 6: Final answer
    x = 216,039.20

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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.