Home / 118,313.28-177,055.20-91,848.96

Finding the Fourth Proportional to 118,313.28, 177,055.20 and 91,848.96

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Solution

The fourth proportional to 118,313.28, 177,055.20 and 91,848.96 is: 137,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,313.28 : 177,055.20 = 91,848.96 : x
  2. Step 2: Convert to fraction form
    118,313.28/177,055.20 = 91,848.96/x
  3. Step 3: Cross multiply
    118,313.28x = 177,055.20 × 91,848.96
  4. Step 4: Simplify right side
    118,313.28x = 16,262,335,982.59
  5. Step 5: Solve for x
    x = 16,262,335,982.59/118,313.28
  6. Step 6: Final answer
    x = 137,451.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.