Home / 148,357.17-222,543.45-43,184.34

Finding the Fourth Proportional to 148,357.17, 222,543.45 and 43,184.34

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Solution

The fourth proportional to 148,357.17, 222,543.45 and 43,184.34 is: 64,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,357.17 : 222,543.45 = 43,184.34 : x
  2. Step 2: Convert to fraction form
    148,357.17/222,543.45 = 43,184.34/x
  3. Step 3: Cross multiply
    148,357.17x = 222,543.45 × 43,184.34
  4. Step 4: Simplify right side
    148,357.17x = 9,610,392,009.57
  5. Step 5: Solve for x
    x = 9,610,392,009.57/148,357.17
  6. Step 6: Final answer
    x = 64,778.75

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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.