Home / 97,799.64-134,963.58-55,371.84

Finding the Fourth Proportional to 97,799.64, 134,963.58 and 55,371.84

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Solution

The fourth proportional to 97,799.64, 134,963.58 and 55,371.84 is: 76,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,799.64 : 134,963.58 = 55,371.84 : x
  2. Step 2: Convert to fraction form
    97,799.64/134,963.58 = 55,371.84/x
  3. Step 3: Cross multiply
    97,799.64x = 134,963.58 × 55,371.84
  4. Step 4: Simplify right side
    97,799.64x = 7,473,181,757.59
  5. Step 5: Solve for x
    x = 7,473,181,757.59/97,799.64
  6. Step 6: Final answer
    x = 76,413.18

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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.