Home / 88,439.77-122,049.21-48,155.23

Finding the Fourth Proportional to 88,439.77, 122,049.21 and 48,155.23

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Solution

The fourth proportional to 88,439.77, 122,049.21 and 48,155.23 is: 66,455.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,439.77 : 122,049.21 = 48,155.23 : x
  2. Step 2: Convert to fraction form
    88,439.77/122,049.21 = 48,155.23/x
  3. Step 3: Cross multiply
    88,439.77x = 122,049.21 × 48,155.23
  4. Step 4: Simplify right side
    88,439.77x = 5,877,307,778.87
  5. Step 5: Solve for x
    x = 5,877,307,778.87/88,439.77
  6. Step 6: Final answer
    x = 66,455.48

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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.