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Finding the Fourth Proportional to 368,089.14, 552,134.56 and 111,924.06

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Solution

The fourth proportional to 368,089.14, 552,134.56 and 111,924.06 is: 167,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,089.14 : 552,134.56 = 111,924.06 : x
  2. Step 2: Convert to fraction form
    368,089.14/552,134.56 = 111,924.06/x
  3. Step 3: Cross multiply
    368,089.14x = 552,134.56 × 111,924.06
  4. Step 4: Simplify right side
    368,089.14x = 61,797,141,621.51
  5. Step 5: Solve for x
    x = 61,797,141,621.51/368,089.14
  6. Step 6: Final answer
    x = 167,886.35

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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.