Home / 43,353.11-64,444.63-42,076.15

Finding the Fourth Proportional to 43,353.11, 64,444.63 and 42,076.15

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Solution

The fourth proportional to 43,353.11, 64,444.63 and 42,076.15 is: 62,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,353.11 : 64,444.63 = 42,076.15 : x
  2. Step 2: Convert to fraction form
    43,353.11/64,444.63 = 42,076.15/x
  3. Step 3: Cross multiply
    43,353.11x = 64,444.63 × 42,076.15
  4. Step 4: Simplify right side
    43,353.11x = 2,711,581,918.57
  5. Step 5: Solve for x
    x = 2,711,581,918.57/43,353.11
  6. Step 6: Final answer
    x = 62,546.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.