Home / 150,331.38-225,541.35-45,166.38

Finding the Fourth Proportional to 150,331.38, 225,541.35 and 45,166.38

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Solution

The fourth proportional to 150,331.38, 225,541.35 and 45,166.38 is: 67,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,331.38 : 225,541.35 = 45,166.38 : x
  2. Step 2: Convert to fraction form
    150,331.38/225,541.35 = 45,166.38/x
  3. Step 3: Cross multiply
    150,331.38x = 225,541.35 × 45,166.38
  4. Step 4: Simplify right side
    150,331.38x = 10,186,886,319.81
  5. Step 5: Solve for x
    x = 10,186,886,319.81/150,331.38
  6. Step 6: Final answer
    x = 67,762.87

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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.