Home / 88,084.74-121,555.98-47,799.39

Finding the Fourth Proportional to 88,084.74, 121,555.98 and 47,799.39

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Solution

The fourth proportional to 88,084.74, 121,555.98 and 47,799.39 is: 65,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,084.74 : 121,555.98 = 47,799.39 : x
  2. Step 2: Convert to fraction form
    88,084.74/121,555.98 = 47,799.39/x
  3. Step 3: Cross multiply
    88,084.74x = 121,555.98 × 47,799.39
  4. Step 4: Simplify right side
    88,084.74x = 5,810,301,694.85
  5. Step 5: Solve for x
    x = 5,810,301,694.85/88,084.74
  6. Step 6: Final answer
    x = 65,962.64

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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.