Home / 42,754.62-64,423.79-35,134.14

Finding the Fourth Proportional to 42,754.62, 64,423.79 and 35,134.14

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Solution

The fourth proportional to 42,754.62, 64,423.79 and 35,134.14 is: 52,941.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,754.62 : 64,423.79 = 35,134.14 : x
  2. Step 2: Convert to fraction form
    42,754.62/64,423.79 = 35,134.14/x
  3. Step 3: Cross multiply
    42,754.62x = 64,423.79 × 35,134.14
  4. Step 4: Simplify right side
    42,754.62x = 2,263,474,281.52
  5. Step 5: Solve for x
    x = 2,263,474,281.52/42,754.62
  6. Step 6: Final answer
    x = 52,941.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.