Home / 95,081.24-142,643.73-31,909.74

Finding the Fourth Proportional to 95,081.24, 142,643.73 and 31,909.74

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Solution

The fourth proportional to 95,081.24, 142,643.73 and 31,909.74 is: 47,871.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,081.24 : 142,643.73 = 31,909.74 : x
  2. Step 2: Convert to fraction form
    95,081.24/142,643.73 = 31,909.74/x
  3. Step 3: Cross multiply
    95,081.24x = 142,643.73 × 31,909.74
  4. Step 4: Simplify right side
    95,081.24x = 4,551,724,544.56
  5. Step 5: Solve for x
    x = 4,551,724,544.56/95,081.24
  6. Step 6: Final answer
    x = 47,871.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.