Home / 266,828.64-368,243.48-152,110

Finding the Fourth Proportional to 266,828.64, 368,243.48 and 152,110

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Solution

The fourth proportional to 266,828.64, 368,243.48 and 152,110 is: 209,923.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,828.64 : 368,243.48 = 152,110 : x
  2. Step 2: Convert to fraction form
    266,828.64/368,243.48 = 152,110/x
  3. Step 3: Cross multiply
    266,828.64x = 368,243.48 × 152,110
  4. Step 4: Simplify right side
    266,828.64x = 56,013,515,742.80
  5. Step 5: Solve for x
    x = 56,013,515,742.80/266,828.64
  6. Step 6: Final answer
    x = 209,923.18

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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.