Home / 88,359.37-121,937.13-48,073.61

Finding the Fourth Proportional to 88,359.37, 121,937.13 and 48,073.61

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Solution

The fourth proportional to 88,359.37, 121,937.13 and 48,073.61 is: 66,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,359.37 : 121,937.13 = 48,073.61 : x
  2. Step 2: Convert to fraction form
    88,359.37/121,937.13 = 48,073.61/x
  3. Step 3: Cross multiply
    88,359.37x = 121,937.13 × 48,073.61
  4. Step 4: Simplify right side
    88,359.37x = 5,861,958,336.98
  5. Step 5: Solve for x
    x = 5,861,958,336.98/88,359.37
  6. Step 6: Final answer
    x = 66,342.24

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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.