Home / 126,809.06-174,994.34-70,219.22

Finding the Fourth Proportional to 126,809.06, 174,994.34 and 70,219.22

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Solution

The fourth proportional to 126,809.06, 174,994.34 and 70,219.22 is: 96,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,809.06 : 174,994.34 = 70,219.22 : x
  2. Step 2: Convert to fraction form
    126,809.06/174,994.34 = 70,219.22/x
  3. Step 3: Cross multiply
    126,809.06x = 174,994.34 × 70,219.22
  4. Step 4: Simplify right side
    126,809.06x = 12,287,964,833.15
  5. Step 5: Solve for x
    x = 12,287,964,833.15/126,809.06
  6. Step 6: Final answer
    x = 96,901.32

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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.