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Finding the Fourth Proportional to 237,955.13, 356,894.39 and 69,435.89

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Solution

The fourth proportional to 237,955.13, 356,894.39 and 69,435.89 is: 104,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,955.13 : 356,894.39 = 69,435.89 : x
  2. Step 2: Convert to fraction form
    237,955.13/356,894.39 = 69,435.89/x
  3. Step 3: Cross multiply
    237,955.13x = 356,894.39 × 69,435.89
  4. Step 4: Simplify right side
    237,955.13x = 24,781,277,994.77
  5. Step 5: Solve for x
    x = 24,781,277,994.77/237,955.13
  6. Step 6: Final answer
    x = 104,142.65

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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.