Home / 126,826.20-175,017.18-70,239.96

Finding the Fourth Proportional to 126,826.20, 175,017.18 and 70,239.96

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Solution

The fourth proportional to 126,826.20, 175,017.18 and 70,239.96 is: 96,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,826.20 : 175,017.18 = 70,239.96 : x
  2. Step 2: Convert to fraction form
    126,826.20/175,017.18 = 70,239.96/x
  3. Step 3: Cross multiply
    126,826.20x = 175,017.18 × 70,239.96
  4. Step 4: Simplify right side
    126,826.20x = 12,293,199,722.51
  5. Step 5: Solve for x
    x = 12,293,199,722.51/126,826.20
  6. Step 6: Final answer
    x = 96,929.50

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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.