Home / 88,489.10-122,117.01-48,205.10

Finding the Fourth Proportional to 88,489.10, 122,117.01 and 48,205.10

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Solution

The fourth proportional to 88,489.10, 122,117.01 and 48,205.10 is: 66,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,489.10 : 122,117.01 = 48,205.10 : x
  2. Step 2: Convert to fraction form
    88,489.10/122,117.01 = 48,205.10/x
  3. Step 3: Cross multiply
    88,489.10x = 122,117.01 × 48,205.10
  4. Step 4: Simplify right side
    88,489.10x = 5,886,662,678.75
  5. Step 5: Solve for x
    x = 5,886,662,678.75/88,489.10
  6. Step 6: Final answer
    x = 66,524.16

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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.