Home / 168,862.16-253,392.70-62,321.12

Finding the Fourth Proportional to 168,862.16, 253,392.70 and 62,321.12

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Solution

The fourth proportional to 168,862.16, 253,392.70 and 62,321.12 is: 93,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,862.16 : 253,392.70 = 62,321.12 : x
  2. Step 2: Convert to fraction form
    168,862.16/253,392.70 = 62,321.12/x
  3. Step 3: Cross multiply
    168,862.16x = 253,392.70 × 62,321.12
  4. Step 4: Simplify right side
    168,862.16x = 15,791,716,863.82
  5. Step 5: Solve for x
    x = 15,791,716,863.82/168,862.16
  6. Step 6: Final answer
    x = 93,518.39

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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.