Home / 150,244.32-207,322.80-89,802.96

Finding the Fourth Proportional to 150,244.32, 207,322.80 and 89,802.96

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Solution

The fourth proportional to 150,244.32, 207,322.80 and 89,802.96 is: 123,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,244.32 : 207,322.80 = 89,802.96 : x
  2. Step 2: Convert to fraction form
    150,244.32/207,322.80 = 89,802.96/x
  3. Step 3: Cross multiply
    150,244.32x = 207,322.80 × 89,802.96
  4. Step 4: Simplify right side
    150,244.32x = 18,618,201,115.49
  5. Step 5: Solve for x
    x = 18,618,201,115.49/150,244.32
  6. Step 6: Final answer
    x = 123,919.50

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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.