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Finding the Fourth Proportional to 158,232.88, 237,348.78 and 64,738.63

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Solution

The fourth proportional to 158,232.88, 237,348.78 and 64,738.63 is: 97,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,232.88 : 237,348.78 = 64,738.63 : x
  2. Step 2: Convert to fraction form
    158,232.88/237,348.78 = 64,738.63/x
  3. Step 3: Cross multiply
    158,232.88x = 237,348.78 × 64,738.63
  4. Step 4: Simplify right side
    158,232.88x = 15,365,634,849.37
  5. Step 5: Solve for x
    x = 15,365,634,849.37/158,232.88
  6. Step 6: Final answer
    x = 97,107.72

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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.