Home / 150,817-226,125.66-71,943.40

Finding the Fourth Proportional to 150,817, 226,125.66 and 71,943.40

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Solution

The fourth proportional to 150,817, 226,125.66 and 71,943.40 is: 107,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,817 : 226,125.66 = 71,943.40 : x
  2. Step 2: Convert to fraction form
    150,817/226,125.66 = 71,943.40/x
  3. Step 3: Cross multiply
    150,817x = 226,125.66 × 71,943.40
  4. Step 4: Simplify right side
    150,817x = 16,268,248,807.64
  5. Step 5: Solve for x
    x = 16,268,248,807.64/150,817
  6. Step 6: Final answer
    x = 107,867.47

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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.