Home / 175,203.60-262,805.40-161,686.80

Finding the Fourth Proportional to 175,203.60, 262,805.40 and 161,686.80

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Solution

The fourth proportional to 175,203.60, 262,805.40 and 161,686.80 is: 242,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,203.60 : 262,805.40 = 161,686.80 : x
  2. Step 2: Convert to fraction form
    175,203.60/262,805.40 = 161,686.80/x
  3. Step 3: Cross multiply
    175,203.60x = 262,805.40 × 161,686.80
  4. Step 4: Simplify right side
    175,203.60x = 42,492,164,148.72
  5. Step 5: Solve for x
    x = 42,492,164,148.72/175,203.60
  6. Step 6: Final answer
    x = 242,530.20

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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.