Home / 174,741.40-261,528.90-122,253.40

Finding the Fourth Proportional to 174,741.40, 261,528.90 and 122,253.40

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Solution

The fourth proportional to 174,741.40, 261,528.90 and 122,253.40 is: 182,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,741.40 : 261,528.90 = 122,253.40 : x
  2. Step 2: Convert to fraction form
    174,741.40/261,528.90 = 122,253.40/x
  3. Step 3: Cross multiply
    174,741.40x = 261,528.90 × 122,253.40
  4. Step 4: Simplify right side
    174,741.40x = 31,972,797,223.26
  5. Step 5: Solve for x
    x = 31,972,797,223.26/174,741.40
  6. Step 6: Final answer
    x = 182,972.08

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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.