Home / 88,889.13-122,667.11-48,603.07

Finding the Fourth Proportional to 88,889.13, 122,667.11 and 48,603.07

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Solution

The fourth proportional to 88,889.13, 122,667.11 and 48,603.07 is: 67,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,889.13 : 122,667.11 = 48,603.07 : x
  2. Step 2: Convert to fraction form
    88,889.13/122,667.11 = 48,603.07/x
  3. Step 3: Cross multiply
    88,889.13x = 122,667.11 × 48,603.07
  4. Step 4: Simplify right side
    88,889.13x = 5,961,998,226.61
  5. Step 5: Solve for x
    x = 5,961,998,226.61/88,889.13
  6. Step 6: Final answer
    x = 67,072.30

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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.