Home / 94,705.28-142,081.06-31,525.28

Finding the Fourth Proportional to 94,705.28, 142,081.06 and 31,525.28

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Solution

The fourth proportional to 94,705.28, 142,081.06 and 31,525.28 is: 47,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,705.28 : 142,081.06 = 31,525.28 : x
  2. Step 2: Convert to fraction form
    94,705.28/142,081.06 = 31,525.28/x
  3. Step 3: Cross multiply
    94,705.28x = 142,081.06 × 31,525.28
  4. Step 4: Simplify right side
    94,705.28x = 4,479,145,199.20
  5. Step 5: Solve for x
    x = 4,479,145,199.20/94,705.28
  6. Step 6: Final answer
    x = 47,295.62

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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.