Home / 49,983.76-74,656.43-45,232.55

Finding the Fourth Proportional to 49,983.76, 74,656.43 and 45,232.55

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Solution

The fourth proportional to 49,983.76, 74,656.43 and 45,232.55 is: 67,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,983.76 : 74,656.43 = 45,232.55 : x
  2. Step 2: Convert to fraction form
    49,983.76/74,656.43 = 45,232.55/x
  3. Step 3: Cross multiply
    49,983.76x = 74,656.43 × 45,232.55
  4. Step 4: Simplify right side
    49,983.76x = 3,376,901,017.34
  5. Step 5: Solve for x
    x = 3,376,901,017.34/49,983.76
  6. Step 6: Final answer
    x = 67,559.97

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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.