Home / 115,413.22-173,129.75-40,526.93

Finding the Fourth Proportional to 115,413.22, 173,129.75 and 40,526.93

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Solution

The fourth proportional to 115,413.22, 173,129.75 and 40,526.93 is: 60,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,413.22 : 173,129.75 = 40,526.93 : x
  2. Step 2: Convert to fraction form
    115,413.22/173,129.75 = 40,526.93/x
  3. Step 3: Cross multiply
    115,413.22x = 173,129.75 × 40,526.93
  4. Step 4: Simplify right side
    115,413.22x = 7,016,417,259.17
  5. Step 5: Solve for x
    x = 7,016,417,259.17/115,413.22
  6. Step 6: Final answer
    x = 60,793.88

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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.