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Finding the Fourth Proportional to 238,689.84, 358,008 and 61,201.02

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Solution

The fourth proportional to 238,689.84, 358,008 and 61,201.02 is: 91,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,689.84 : 358,008 = 61,201.02 : x
  2. Step 2: Convert to fraction form
    238,689.84/358,008 = 61,201.02/x
  3. Step 3: Cross multiply
    238,689.84x = 358,008 × 61,201.02
  4. Step 4: Simplify right side
    238,689.84x = 21,910,454,768.16
  5. Step 5: Solve for x
    x = 21,910,454,768.16/238,689.84
  6. Step 6: Final answer
    x = 91,794.67

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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.