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Finding the Fourth Proportional to 158,354.35, 237,534.53 and 51,738.59

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Solution

The fourth proportional to 158,354.35, 237,534.53 and 51,738.59 is: 77,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,354.35 : 237,534.53 = 51,738.59 : x
  2. Step 2: Convert to fraction form
    158,354.35/237,534.53 = 51,738.59/x
  3. Step 3: Cross multiply
    158,354.35x = 237,534.53 × 51,738.59
  4. Step 4: Simplify right side
    158,354.35x = 12,289,701,658.51
  5. Step 5: Solve for x
    x = 12,289,701,658.51/158,354.35
  6. Step 6: Final answer
    x = 77,608.87

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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.