Home / 175,094.80-262,469.40-86,275.60

Finding the Fourth Proportional to 175,094.80, 262,469.40 and 86,275.60

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Solution

The fourth proportional to 175,094.80, 262,469.40 and 86,275.60 is: 129,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,094.80 : 262,469.40 = 86,275.60 : x
  2. Step 2: Convert to fraction form
    175,094.80/262,469.40 = 86,275.60/x
  3. Step 3: Cross multiply
    175,094.80x = 262,469.40 × 86,275.60
  4. Step 4: Simplify right side
    175,094.80x = 22,644,704,966.64
  5. Step 5: Solve for x
    x = 22,644,704,966.64/175,094.80
  6. Step 6: Final answer
    x = 129,328.26

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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.