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Finding the Fourth Proportional to 94,689.60, 142,034.40 and 35,527.20

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Solution

The fourth proportional to 94,689.60, 142,034.40 and 35,527.20 is: 53,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,689.60 : 142,034.40 = 35,527.20 : x
  2. Step 2: Convert to fraction form
    94,689.60/142,034.40 = 35,527.20/x
  3. Step 3: Cross multiply
    94,689.60x = 142,034.40 × 35,527.20
  4. Step 4: Simplify right side
    94,689.60x = 5,046,084,535.68
  5. Step 5: Solve for x
    x = 5,046,084,535.68/94,689.60
  6. Step 6: Final answer
    x = 53,290.80

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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.