Home / 76,502.32-114,238.25-62,490.03

Finding the Fourth Proportional to 76,502.32, 114,238.25 and 62,490.03

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Solution

The fourth proportional to 76,502.32, 114,238.25 and 62,490.03 is: 93,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,502.32 : 114,238.25 = 62,490.03 : x
  2. Step 2: Convert to fraction form
    76,502.32/114,238.25 = 62,490.03/x
  3. Step 3: Cross multiply
    76,502.32x = 114,238.25 × 62,490.03
  4. Step 4: Simplify right side
    76,502.32x = 7,138,751,805.73
  5. Step 5: Solve for x
    x = 7,138,751,805.73/76,502.32
  6. Step 6: Final answer
    x = 93,314.18

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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.