Home / 88,383.04-121,971.18-48,099.41

Finding the Fourth Proportional to 88,383.04, 121,971.18 and 48,099.41

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Solution

The fourth proportional to 88,383.04, 121,971.18 and 48,099.41 is: 66,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,383.04 : 121,971.18 = 48,099.41 : x
  2. Step 2: Convert to fraction form
    88,383.04/121,971.18 = 48,099.41/x
  3. Step 3: Cross multiply
    88,383.04x = 121,971.18 × 48,099.41
  4. Step 4: Simplify right side
    88,383.04x = 5,866,741,795.00
  5. Step 5: Solve for x
    x = 5,866,741,795.00/88,383.04
  6. Step 6: Final answer
    x = 66,378.59

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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.