Home / 126,188.04-189,366.23-65,454.29

Finding the Fourth Proportional to 126,188.04, 189,366.23 and 65,454.29

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Solution

The fourth proportional to 126,188.04, 189,366.23 and 65,454.29 is: 98,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,188.04 : 189,366.23 = 65,454.29 : x
  2. Step 2: Convert to fraction form
    126,188.04/189,366.23 = 65,454.29/x
  3. Step 3: Cross multiply
    126,188.04x = 189,366.23 × 65,454.29
  4. Step 4: Simplify right side
    126,188.04x = 12,394,831,351.43
  5. Step 5: Solve for x
    x = 12,394,831,351.43/126,188.04
  6. Step 6: Final answer
    x = 98,225.09

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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.