Home / 101,500.46-152,105.07-57,033.72

Finding the Fourth Proportional to 101,500.46, 152,105.07 and 57,033.72

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Solution

The fourth proportional to 101,500.46, 152,105.07 and 57,033.72 is: 85,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,500.46 : 152,105.07 = 57,033.72 : x
  2. Step 2: Convert to fraction form
    101,500.46/152,105.07 = 57,033.72/x
  3. Step 3: Cross multiply
    101,500.46x = 152,105.07 × 57,033.72
  4. Step 4: Simplify right side
    101,500.46x = 8,675,118,186.84
  5. Step 5: Solve for x
    x = 8,675,118,186.84/101,500.46
  6. Step 6: Final answer
    x = 85,468.76

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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.