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Finding the Fourth Proportional to 237,710.44, 356,490.33 and 77,749.39

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Solution

The fourth proportional to 237,710.44, 356,490.33 and 77,749.39 is: 116,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,710.44 : 356,490.33 = 77,749.39 : x
  2. Step 2: Convert to fraction form
    237,710.44/356,490.33 = 77,749.39/x
  3. Step 3: Cross multiply
    237,710.44x = 356,490.33 × 77,749.39
  4. Step 4: Simplify right side
    237,710.44x = 27,716,905,698.40
  5. Step 5: Solve for x
    x = 27,716,905,698.40/237,710.44
  6. Step 6: Final answer
    x = 116,599.45

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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.