Home / 134,413.71-185,489.46-73,983.06

Finding the Fourth Proportional to 134,413.71, 185,489.46 and 73,983.06

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Solution

The fourth proportional to 134,413.71, 185,489.46 and 73,983.06 is: 102,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,413.71 : 185,489.46 = 73,983.06 : x
  2. Step 2: Convert to fraction form
    134,413.71/185,489.46 = 73,983.06/x
  3. Step 3: Cross multiply
    134,413.71x = 185,489.46 × 73,983.06
  4. Step 4: Simplify right side
    134,413.71x = 13,723,077,848.55
  5. Step 5: Solve for x
    x = 13,723,077,848.55/134,413.71
  6. Step 6: Final answer
    x = 102,095.82

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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.