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Finding the Fourth Proportional to 237,694.21, 356,681.48 and 88,039.63

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Solution

The fourth proportional to 237,694.21, 356,681.48 and 88,039.63 is: 132,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,694.21 : 356,681.48 = 88,039.63 : x
  2. Step 2: Convert to fraction form
    237,694.21/356,681.48 = 88,039.63/x
  3. Step 3: Cross multiply
    237,694.21x = 356,681.48 × 88,039.63
  4. Step 4: Simplify right side
    237,694.21x = 31,402,105,527.05
  5. Step 5: Solve for x
    x = 31,402,105,527.05/237,694.21
  6. Step 6: Final answer
    x = 132,111.36

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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.