Home / 171,811.50-237,203.55-112,299.18

Finding the Fourth Proportional to 171,811.50, 237,203.55 and 112,299.18

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Solution

The fourth proportional to 171,811.50, 237,203.55 and 112,299.18 is: 155,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,811.50 : 237,203.55 = 112,299.18 : x
  2. Step 2: Convert to fraction form
    171,811.50/237,203.55 = 112,299.18/x
  3. Step 3: Cross multiply
    171,811.50x = 237,203.55 × 112,299.18
  4. Step 4: Simplify right side
    171,811.50x = 26,637,764,158.09
  5. Step 5: Solve for x
    x = 26,637,764,158.09/171,811.50
  6. Step 6: Final answer
    x = 155,040.64

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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.