Home / 112,993.56-155,930.68-62,007.15

Finding the Fourth Proportional to 112,993.56, 155,930.68 and 62,007.15

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Solution

The fourth proportional to 112,993.56, 155,930.68 and 62,007.15 is: 85,569.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993.56 : 155,930.68 = 62,007.15 : x
  2. Step 2: Convert to fraction form
    112,993.56/155,930.68 = 62,007.15/x
  3. Step 3: Cross multiply
    112,993.56x = 155,930.68 × 62,007.15
  4. Step 4: Simplify right side
    112,993.56x = 9,668,817,064.36
  5. Step 5: Solve for x
    x = 9,668,817,064.36/112,993.56
  6. Step 6: Final answer
    x = 85,569.63

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1.5x scale

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.