Home / 238,964.67-358,447.82-70,487.10

Finding the Fourth Proportional to 238,964.67, 358,447.82 and 70,487.10

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Solution

The fourth proportional to 238,964.67, 358,447.82 and 70,487.10 is: 105,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,964.67 : 358,447.82 = 70,487.10 : x
  2. Step 2: Convert to fraction form
    238,964.67/358,447.82 = 70,487.10/x
  3. Step 3: Cross multiply
    238,964.67x = 358,447.82 × 70,487.10
  4. Step 4: Simplify right side
    238,964.67x = 25,265,946,980.69
  5. Step 5: Solve for x
    x = 25,265,946,980.69/238,964.67
  6. Step 6: Final answer
    x = 105,730.89

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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.