Home / 88,625.81-122,305.07-48,339.57

Finding the Fourth Proportional to 88,625.81, 122,305.07 and 48,339.57

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Solution

The fourth proportional to 88,625.81, 122,305.07 and 48,339.57 is: 66,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,625.81 : 122,305.07 = 48,339.57 : x
  2. Step 2: Convert to fraction form
    88,625.81/122,305.07 = 48,339.57/x
  3. Step 3: Cross multiply
    88,625.81x = 122,305.07 × 48,339.57
  4. Step 4: Simplify right side
    88,625.81x = 5,912,174,613.47
  5. Step 5: Solve for x
    x = 5,912,174,613.47/88,625.81
  6. Step 6: Final answer
    x = 66,709.40

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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.