Home / 45,262.32-67,415.33-42,891.14

Finding the Fourth Proportional to 45,262.32, 67,415.33 and 42,891.14

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Solution

The fourth proportional to 45,262.32, 67,415.33 and 42,891.14 is: 63,883.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,262.32 : 67,415.33 = 42,891.14 : x
  2. Step 2: Convert to fraction form
    45,262.32/67,415.33 = 42,891.14/x
  3. Step 3: Cross multiply
    45,262.32x = 67,415.33 × 42,891.14
  4. Step 4: Simplify right side
    45,262.32x = 2,891,520,357.18
  5. Step 5: Solve for x
    x = 2,891,520,357.18/45,262.32
  6. Step 6: Final answer
    x = 63,883.61

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1.5x scale

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.