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Finding the Fourth Proportional to 238,735.82, 358,102.10 and 61,242.95

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Solution

The fourth proportional to 238,735.82, 358,102.10 and 61,242.95 is: 91,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,735.82 : 358,102.10 = 61,242.95 : x
  2. Step 2: Convert to fraction form
    238,735.82/358,102.10 = 61,242.95/x
  3. Step 3: Cross multiply
    238,735.82x = 358,102.10 × 61,242.95
  4. Step 4: Simplify right side
    238,735.82x = 21,931,226,908.47
  5. Step 5: Solve for x
    x = 21,931,226,908.47/238,735.82
  6. Step 6: Final answer
    x = 91,864.00

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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.