Home / 93,883.32-129,559.05-55,661.73

Finding the Fourth Proportional to 93,883.32, 129,559.05 and 55,661.73

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Solution

The fourth proportional to 93,883.32, 129,559.05 and 55,661.73 is: 76,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,883.32 : 129,559.05 = 55,661.73 : x
  2. Step 2: Convert to fraction form
    93,883.32/129,559.05 = 55,661.73/x
  3. Step 3: Cross multiply
    93,883.32x = 129,559.05 × 55,661.73
  4. Step 4: Simplify right side
    93,883.32x = 7,211,480,860.16
  5. Step 5: Solve for x
    x = 7,211,480,860.16/93,883.32
  6. Step 6: Final answer
    x = 76,813.23

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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.