Home / 117,091.13-175,637.15-28,344.49

Finding the Fourth Proportional to 117,091.13, 175,637.15 and 28,344.49

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Solution

The fourth proportional to 117,091.13, 175,637.15 and 28,344.49 is: 42,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,091.13 : 175,637.15 = 28,344.49 : x
  2. Step 2: Convert to fraction form
    117,091.13/175,637.15 = 28,344.49/x
  3. Step 3: Cross multiply
    117,091.13x = 175,637.15 × 28,344.49
  4. Step 4: Simplify right side
    117,091.13x = 4,978,344,421.90
  5. Step 5: Solve for x
    x = 4,978,344,421.90/117,091.13
  6. Step 6: Final answer
    x = 42,516.84

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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.