Home / 237,971.05-356,968.41-78,063.10

Finding the Fourth Proportional to 237,971.05, 356,968.41 and 78,063.10

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Solution

The fourth proportional to 237,971.05, 356,968.41 and 78,063.10 is: 117,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,971.05 : 356,968.41 = 78,063.10 : x
  2. Step 2: Convert to fraction form
    237,971.05/356,968.41 = 78,063.10/x
  3. Step 3: Cross multiply
    237,971.05x = 356,968.41 × 78,063.10
  4. Step 4: Simplify right side
    237,971.05x = 27,866,060,686.67
  5. Step 5: Solve for x
    x = 27,866,060,686.67/237,971.05
  6. Step 6: Final answer
    x = 117,098.53

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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.