Home / 76,252.19-105,226.29-42,260.13

Finding the Fourth Proportional to 76,252.19, 105,226.29 and 42,260.13

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Solution

The fourth proportional to 76,252.19, 105,226.29 and 42,260.13 is: 58,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,252.19 : 105,226.29 = 42,260.13 : x
  2. Step 2: Convert to fraction form
    76,252.19/105,226.29 = 42,260.13/x
  3. Step 3: Cross multiply
    76,252.19x = 105,226.29 × 42,260.13
  4. Step 4: Simplify right side
    76,252.19x = 4,446,876,694.82
  5. Step 5: Solve for x
    x = 4,446,876,694.82/76,252.19
  6. Step 6: Final answer
    x = 58,318.02

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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.