Home / 94,421.44-141,719.64-47,707.12

Finding the Fourth Proportional to 94,421.44, 141,719.64 and 47,707.12

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Solution

The fourth proportional to 94,421.44, 141,719.64 and 47,707.12 is: 71,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,421.44 : 141,719.64 = 47,707.12 : x
  2. Step 2: Convert to fraction form
    94,421.44/141,719.64 = 47,707.12/x
  3. Step 3: Cross multiply
    94,421.44x = 141,719.64 × 47,707.12
  4. Step 4: Simplify right side
    94,421.44x = 6,761,035,871.84
  5. Step 5: Solve for x
    x = 6,761,035,871.84/94,421.44
  6. Step 6: Final answer
    x = 71,604.88

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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.