Home / 266,701.64-368,036.54-152,005.11

Finding the Fourth Proportional to 266,701.64, 368,036.54 and 152,005.11

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Solution

The fourth proportional to 266,701.64, 368,036.54 and 152,005.11 is: 209,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,701.64 : 368,036.54 = 152,005.11 : x
  2. Step 2: Convert to fraction form
    266,701.64/368,036.54 = 152,005.11/x
  3. Step 3: Cross multiply
    266,701.64x = 368,036.54 × 152,005.11
  4. Step 4: Simplify right side
    266,701.64x = 55,943,432,906.54
  5. Step 5: Solve for x
    x = 55,943,432,906.54/266,701.64
  6. Step 6: Final answer
    x = 209,760.37

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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.