Home / 157,618.16-236,294.20-73,334.84

Finding the Fourth Proportional to 157,618.16, 236,294.20 and 73,334.84

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Solution

The fourth proportional to 157,618.16, 236,294.20 and 73,334.84 is: 109,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,618.16 : 236,294.20 = 73,334.84 : x
  2. Step 2: Convert to fraction form
    157,618.16/236,294.20 = 73,334.84/x
  3. Step 3: Cross multiply
    157,618.16x = 236,294.20 × 73,334.84
  4. Step 4: Simplify right side
    157,618.16x = 17,328,597,349.93
  5. Step 5: Solve for x
    x = 17,328,597,349.93/157,618.16
  6. Step 6: Final answer
    x = 109,940.36

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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.