Home / 88,401.77-121,984.45-52,100.85

Finding the Fourth Proportional to 88,401.77, 121,984.45 and 52,100.85

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Solution

The fourth proportional to 88,401.77, 121,984.45 and 52,100.85 is: 71,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,401.77 : 121,984.45 = 52,100.85 : x
  2. Step 2: Convert to fraction form
    88,401.77/121,984.45 = 52,100.85/x
  3. Step 3: Cross multiply
    88,401.77x = 121,984.45 × 52,100.85
  4. Step 4: Simplify right side
    88,401.77x = 6,355,493,401.53
  5. Step 5: Solve for x
    x = 6,355,493,401.53/88,401.77
  6. Step 6: Final answer
    x = 71,893.29

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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.