Home / 136,800.59-205,232.48-43,306.34

Finding the Fourth Proportional to 136,800.59, 205,232.48 and 43,306.34

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Solution

The fourth proportional to 136,800.59, 205,232.48 and 43,306.34 is: 64,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,800.59 : 205,232.48 = 43,306.34 : x
  2. Step 2: Convert to fraction form
    136,800.59/205,232.48 = 43,306.34/x
  3. Step 3: Cross multiply
    136,800.59x = 205,232.48 × 43,306.34
  4. Step 4: Simplify right side
    136,800.59x = 8,887,867,341.39
  5. Step 5: Solve for x
    x = 8,887,867,341.39/136,800.59
  6. Step 6: Final answer
    x = 64,969.51

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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.