Home / 212,271.24-292,812.66-132,645

Finding the Fourth Proportional to 212,271.24, 292,812.66 and 132,645

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Solution

The fourth proportional to 212,271.24, 292,812.66 and 132,645 is: 182,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,271.24 : 292,812.66 = 132,645 : x
  2. Step 2: Convert to fraction form
    212,271.24/292,812.66 = 132,645/x
  3. Step 3: Cross multiply
    212,271.24x = 292,812.66 × 132,645
  4. Step 4: Simplify right side
    212,271.24x = 38,840,135,285.70
  5. Step 5: Solve for x
    x = 38,840,135,285.70/212,271.24
  6. Step 6: Final answer
    x = 182,974.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.