Home / 84,234.71-116,250.72-48,436.36

Finding the Fourth Proportional to 84,234.71, 116,250.72 and 48,436.36

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Solution

The fourth proportional to 84,234.71, 116,250.72 and 48,436.36 is: 66,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,234.71 : 116,250.72 = 48,436.36 : x
  2. Step 2: Convert to fraction form
    84,234.71/116,250.72 = 48,436.36/x
  3. Step 3: Cross multiply
    84,234.71x = 116,250.72 × 48,436.36
  4. Step 4: Simplify right side
    84,234.71x = 5,630,761,724.18
  5. Step 5: Solve for x
    x = 5,630,761,724.18/84,234.71
  6. Step 6: Final answer
    x = 66,846.10

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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.