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Finding the Fourth Proportional to 55,937.66, 83,893.67 and 15,955.89

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Solution

The fourth proportional to 55,937.66, 83,893.67 and 15,955.89 is: 23,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,937.66 : 83,893.67 = 15,955.89 : x
  2. Step 2: Convert to fraction form
    55,937.66/83,893.67 = 15,955.89/x
  3. Step 3: Cross multiply
    55,937.66x = 83,893.67 × 15,955.89
  4. Step 4: Simplify right side
    55,937.66x = 1,338,597,925.42
  5. Step 5: Solve for x
    x = 1,338,597,925.42/55,937.66
  6. Step 6: Final answer
    x = 23,930.17

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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.