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Finding the Fourth Proportional to 239,595.84, 359,614.44 and 121,349.52

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Solution

The fourth proportional to 239,595.84, 359,614.44 and 121,349.52 is: 182,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,595.84 : 359,614.44 = 121,349.52 : x
  2. Step 2: Convert to fraction form
    239,595.84/359,614.44 = 121,349.52/x
  3. Step 3: Cross multiply
    239,595.84x = 359,614.44 × 121,349.52
  4. Step 4: Simplify right side
    239,595.84x = 43,639,039,679.07
  5. Step 5: Solve for x
    x = 43,639,039,679.07/239,595.84
  6. Step 6: Final answer
    x = 182,136.05

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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.