Home / 45,034.32-67,551.36-42,294.06

Finding the Fourth Proportional to 45,034.32, 67,551.36 and 42,294.06

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Solution

The fourth proportional to 45,034.32, 67,551.36 and 42,294.06 is: 63,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,034.32 : 67,551.36 = 42,294.06 : x
  2. Step 2: Convert to fraction form
    45,034.32/67,551.36 = 42,294.06/x
  3. Step 3: Cross multiply
    45,034.32x = 67,551.36 × 42,294.06
  4. Step 4: Simplify right side
    45,034.32x = 2,857,021,272.92
  5. Step 5: Solve for x
    x = 2,857,021,272.92/45,034.32
  6. Step 6: Final answer
    x = 63,440.98

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1.5x scale

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.