Home / 80,007.16-110,394.54-48,178.12

Finding the Fourth Proportional to 80,007.16, 110,394.54 and 48,178.12

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Solution

The fourth proportional to 80,007.16, 110,394.54 and 48,178.12 is: 66,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,007.16 : 110,394.54 = 48,178.12 : x
  2. Step 2: Convert to fraction form
    80,007.16/110,394.54 = 48,178.12/x
  3. Step 3: Cross multiply
    80,007.16x = 110,394.54 × 48,178.12
  4. Step 4: Simplify right side
    80,007.16x = 5,318,601,395.46
  5. Step 5: Solve for x
    x = 5,318,601,395.46/80,007.16
  6. Step 6: Final answer
    x = 66,476.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.