Home / 155,642.04-214,589.52-101,841.84

Finding the Fourth Proportional to 155,642.04, 214,589.52 and 101,841.84

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Solution

The fourth proportional to 155,642.04, 214,589.52 and 101,841.84 is: 140,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,642.04 : 214,589.52 = 101,841.84 : x
  2. Step 2: Convert to fraction form
    155,642.04/214,589.52 = 101,841.84/x
  3. Step 3: Cross multiply
    155,642.04x = 214,589.52 × 101,841.84
  4. Step 4: Simplify right side
    155,642.04x = 21,854,191,561.52
  5. Step 5: Solve for x
    x = 21,854,191,561.52/155,642.04
  6. Step 6: Final answer
    x = 140,413.17

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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.