Home / 88,412.74-122,009.44-48,126.38

Finding the Fourth Proportional to 88,412.74, 122,009.44 and 48,126.38

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Solution

The fourth proportional to 88,412.74, 122,009.44 and 48,126.38 is: 66,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,412.74 : 122,009.44 = 48,126.38 : x
  2. Step 2: Convert to fraction form
    88,412.74/122,009.44 = 48,126.38/x
  3. Step 3: Cross multiply
    88,412.74x = 122,009.44 × 48,126.38
  4. Step 4: Simplify right side
    88,412.74x = 5,871,871,822.35
  5. Step 5: Solve for x
    x = 5,871,871,822.35/88,412.74
  6. Step 6: Final answer
    x = 66,414.32

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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.