Home / 239,157.50-358,611.62-89,274.51

Finding the Fourth Proportional to 239,157.50, 358,611.62 and 89,274.51

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Solution

The fourth proportional to 239,157.50, 358,611.62 and 89,274.51 is: 133,865.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,157.50 : 358,611.62 = 89,274.51 : x
  2. Step 2: Convert to fraction form
    239,157.50/358,611.62 = 89,274.51/x
  3. Step 3: Cross multiply
    239,157.50x = 358,611.62 × 89,274.51
  4. Step 4: Simplify right side
    239,157.50x = 32,014,876,209.43
  5. Step 5: Solve for x
    x = 32,014,876,209.43/239,157.50
  6. Step 6: Final answer
    x = 133,865.24

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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.