Home / 127,358.76-175,756.91-70,003.38

Finding the Fourth Proportional to 127,358.76, 175,756.91 and 70,003.38

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Solution

The fourth proportional to 127,358.76, 175,756.91 and 70,003.38 is: 96,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,358.76 : 175,756.91 = 70,003.38 : x
  2. Step 2: Convert to fraction form
    127,358.76/175,756.91 = 70,003.38/x
  3. Step 3: Cross multiply
    127,358.76x = 175,756.91 × 70,003.38
  4. Step 4: Simplify right side
    127,358.76x = 12,303,578,067.43
  5. Step 5: Solve for x
    x = 12,303,578,067.43/127,358.76
  6. Step 6: Final answer
    x = 96,605.67

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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.