Home / 94,748.04-142,129.62-55,309.14

Finding the Fourth Proportional to 94,748.04, 142,129.62 and 55,309.14

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Solution

The fourth proportional to 94,748.04, 142,129.62 and 55,309.14 is: 82,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,748.04 : 142,129.62 = 55,309.14 : x
  2. Step 2: Convert to fraction form
    94,748.04/142,129.62 = 55,309.14/x
  3. Step 3: Cross multiply
    94,748.04x = 142,129.62 × 55,309.14
  4. Step 4: Simplify right side
    94,748.04x = 7,861,067,050.73
  5. Step 5: Solve for x
    x = 7,861,067,050.73/94,748.04
  6. Step 6: Final answer
    x = 82,968.12

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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.