Home / 112,714.26-155,545.67-62,413.26

Finding the Fourth Proportional to 112,714.26, 155,545.67 and 62,413.26

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Solution

The fourth proportional to 112,714.26, 155,545.67 and 62,413.26 is: 86,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,714.26 : 155,545.67 = 62,413.26 : x
  2. Step 2: Convert to fraction form
    112,714.26/155,545.67 = 62,413.26/x
  3. Step 3: Cross multiply
    112,714.26x = 155,545.67 × 62,413.26
  4. Step 4: Simplify right side
    112,714.26x = 9,708,112,343.58
  5. Step 5: Solve for x
    x = 9,708,112,343.58/112,714.26
  6. Step 6: Final answer
    x = 86,130.29

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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.