Home / 126,914.64-175,143.24-70,326.96

Finding the Fourth Proportional to 126,914.64, 175,143.24 and 70,326.96

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Solution

The fourth proportional to 126,914.64, 175,143.24 and 70,326.96 is: 97,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,914.64 : 175,143.24 = 70,326.96 : x
  2. Step 2: Convert to fraction form
    126,914.64/175,143.24 = 70,326.96/x
  3. Step 3: Cross multiply
    126,914.64x = 175,143.24 × 70,326.96
  4. Step 4: Simplify right side
    126,914.64x = 12,317,291,633.75
  5. Step 5: Solve for x
    x = 12,317,291,633.75/126,914.64
  6. Step 6: Final answer
    x = 97,051.78

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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.