Home / 84,523.76-116,616.48-56,234.24

Finding the Fourth Proportional to 84,523.76, 116,616.48 and 56,234.24

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Solution

The fourth proportional to 84,523.76, 116,616.48 and 56,234.24 is: 77,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,523.76 : 116,616.48 = 56,234.24 : x
  2. Step 2: Convert to fraction form
    84,523.76/116,616.48 = 56,234.24/x
  3. Step 3: Cross multiply
    84,523.76x = 116,616.48 × 56,234.24
  4. Step 4: Simplify right side
    84,523.76x = 6,557,839,124.28
  5. Step 5: Solve for x
    x = 6,557,839,124.28/84,523.76
  6. Step 6: Final answer
    x = 77,585.75

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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.