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Finding the Fourth Proportional to 238,729.01, 358,093.60 and 61,236

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Solution

The fourth proportional to 238,729.01, 358,093.60 and 61,236 is: 91,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,729.01 : 358,093.60 = 61,236 : x
  2. Step 2: Convert to fraction form
    238,729.01/358,093.60 = 61,236/x
  3. Step 3: Cross multiply
    238,729.01x = 358,093.60 × 61,236
  4. Step 4: Simplify right side
    238,729.01x = 21,928,219,536.51
  5. Step 5: Solve for x
    x = 21,928,219,536.51/238,729.01
  6. Step 6: Final answer
    x = 91,854.02

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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.