Home / 112,460.26-155,195.15-61,473.20

Finding the Fourth Proportional to 112,460.26, 155,195.15 and 61,473.20

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Solution

The fourth proportional to 112,460.26, 155,195.15 and 61,473.20 is: 84,833.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,460.26 : 155,195.15 = 61,473.20 : x
  2. Step 2: Convert to fraction form
    112,460.26/155,195.15 = 61,473.20/x
  3. Step 3: Cross multiply
    112,460.26x = 155,195.15 × 61,473.20
  4. Step 4: Simplify right side
    112,460.26x = 9,540,342,494.98
  5. Step 5: Solve for x
    x = 9,540,342,494.98/112,460.26
  6. Step 6: Final answer
    x = 84,833.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.