Home / 112,714.76-155,546.36-62,413.76

Finding the Fourth Proportional to 112,714.76, 155,546.36 and 62,413.76

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Solution

The fourth proportional to 112,714.76, 155,546.36 and 62,413.76 is: 86,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,714.76 : 155,546.36 = 62,413.76 : x
  2. Step 2: Convert to fraction form
    112,714.76/155,546.36 = 62,413.76/x
  3. Step 3: Cross multiply
    112,714.76x = 155,546.36 × 62,413.76
  4. Step 4: Simplify right side
    112,714.76x = 9,708,233,181.91
  5. Step 5: Solve for x
    x = 9,708,233,181.91/112,714.76
  6. Step 6: Final answer
    x = 86,130.98

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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.