Home / 88,039.33-121,504.67-52,230.85

Finding the Fourth Proportional to 88,039.33, 121,504.67 and 52,230.85

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Solution

The fourth proportional to 88,039.33, 121,504.67 and 52,230.85 is: 72,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,039.33 : 121,504.67 = 52,230.85 : x
  2. Step 2: Convert to fraction form
    88,039.33/121,504.67 = 52,230.85/x
  3. Step 3: Cross multiply
    88,039.33x = 121,504.67 × 52,230.85
  4. Step 4: Simplify right side
    88,039.33x = 6,346,291,931.92
  5. Step 5: Solve for x
    x = 6,346,291,931.92/88,039.33
  6. Step 6: Final answer
    x = 72,084.74

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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.