Home / 126,814.09-175,003.50-70,225.47

Finding the Fourth Proportional to 126,814.09, 175,003.50 and 70,225.47

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Solution

The fourth proportional to 126,814.09, 175,003.50 and 70,225.47 is: 96,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,814.09 : 175,003.50 = 70,225.47 : x
  2. Step 2: Convert to fraction form
    126,814.09/175,003.50 = 70,225.47/x
  3. Step 3: Cross multiply
    126,814.09x = 175,003.50 × 70,225.47
  4. Step 4: Simplify right side
    126,814.09x = 12,289,703,039.15
  5. Step 5: Solve for x
    x = 12,289,703,039.15/126,814.09
  6. Step 6: Final answer
    x = 96,911.18

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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.