Home / 162,278.10-243,417.22-43,949.52

Finding the Fourth Proportional to 162,278.10, 243,417.22 and 43,949.52

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Solution

The fourth proportional to 162,278.10, 243,417.22 and 43,949.52 is: 65,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,278.10 : 243,417.22 = 43,949.52 : x
  2. Step 2: Convert to fraction form
    162,278.10/243,417.22 = 43,949.52/x
  3. Step 3: Cross multiply
    162,278.10x = 243,417.22 × 43,949.52
  4. Step 4: Simplify right side
    162,278.10x = 10,698,069,868.86
  5. Step 5: Solve for x
    x = 10,698,069,868.86/162,278.10
  6. Step 6: Final answer
    x = 65,924.30

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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.