Home / 175,785.39-263,679.75-42,666.85

Finding the Fourth Proportional to 175,785.39, 263,679.75 and 42,666.85

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Solution

The fourth proportional to 175,785.39, 263,679.75 and 42,666.85 is: 64,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,785.39 : 263,679.75 = 42,666.85 : x
  2. Step 2: Convert to fraction form
    175,785.39/263,679.75 = 42,666.85/x
  3. Step 3: Cross multiply
    175,785.39x = 263,679.75 × 42,666.85
  4. Step 4: Simplify right side
    175,785.39x = 11,250,382,809.55
  5. Step 5: Solve for x
    x = 11,250,382,809.55/175,785.39
  6. Step 6: Final answer
    x = 64,000.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.