Home / 126,608.91-174,717.32-70,019.07

Finding the Fourth Proportional to 126,608.91, 174,717.32 and 70,019.07

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Solution

The fourth proportional to 126,608.91, 174,717.32 and 70,019.07 is: 96,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,608.91 : 174,717.32 = 70,019.07 : x
  2. Step 2: Convert to fraction form
    126,608.91/174,717.32 = 70,019.07/x
  3. Step 3: Cross multiply
    126,608.91x = 174,717.32 × 70,019.07
  4. Step 4: Simplify right side
    126,608.91x = 12,233,543,909.20
  5. Step 5: Solve for x
    x = 12,233,543,909.20/126,608.91
  6. Step 6: Final answer
    x = 96,624.67

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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.