Home / 88,411.21-122,009.03-48,126.13

Finding the Fourth Proportional to 88,411.21, 122,009.03 and 48,126.13

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Solution

The fourth proportional to 88,411.21, 122,009.03 and 48,126.13 is: 66,414.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,411.21 : 122,009.03 = 48,126.13 : x
  2. Step 2: Convert to fraction form
    88,411.21/122,009.03 = 48,126.13/x
  3. Step 3: Cross multiply
    88,411.21x = 122,009.03 × 48,126.13
  4. Step 4: Simplify right side
    88,411.21x = 5,871,822,198.32
  5. Step 5: Solve for x
    x = 5,871,822,198.32/88,411.21
  6. Step 6: Final answer
    x = 66,414.91

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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.