Home / 126,559.62-189,841.05-37,792.80

Finding the Fourth Proportional to 126,559.62, 189,841.05 and 37,792.80

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Solution

The fourth proportional to 126,559.62, 189,841.05 and 37,792.80 is: 56,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,559.62 : 189,841.05 = 37,792.80 : x
  2. Step 2: Convert to fraction form
    126,559.62/189,841.05 = 37,792.80/x
  3. Step 3: Cross multiply
    126,559.62x = 189,841.05 × 37,792.80
  4. Step 4: Simplify right side
    126,559.62x = 7,174,624,834.44
  5. Step 5: Solve for x
    x = 7,174,624,834.44/126,559.62
  6. Step 6: Final answer
    x = 56,689.68

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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.