Home / 174,001.20-261,001.80-165,836.40

Finding the Fourth Proportional to 174,001.20, 261,001.80 and 165,836.40

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Solution

The fourth proportional to 174,001.20, 261,001.80 and 165,836.40 is: 248,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.20 : 261,001.80 = 165,836.40 : x
  2. Step 2: Convert to fraction form
    174,001.20/261,001.80 = 165,836.40/x
  3. Step 3: Cross multiply
    174,001.20x = 261,001.80 × 165,836.40
  4. Step 4: Simplify right side
    174,001.20x = 43,283,598,905.52
  5. Step 5: Solve for x
    x = 43,283,598,905.52/174,001.20
  6. Step 6: Final answer
    x = 248,754.60

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1.5x scale

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.