Home / 177,010.40-265,440-82,182.08

Finding the Fourth Proportional to 177,010.40, 265,440 and 82,182.08

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Solution

The fourth proportional to 177,010.40, 265,440 and 82,182.08 is: 123,238.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,010.40 : 265,440 = 82,182.08 : x
  2. Step 2: Convert to fraction form
    177,010.40/265,440 = 82,182.08/x
  3. Step 3: Cross multiply
    177,010.40x = 265,440 × 82,182.08
  4. Step 4: Simplify right side
    177,010.40x = 21,814,411,315.20
  5. Step 5: Solve for x
    x = 21,814,411,315.20/177,010.40
  6. Step 6: Final answer
    x = 123,238.02

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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.