Home / 259,899.17-389,848.49-97,823.48

Finding the Fourth Proportional to 259,899.17, 389,848.49 and 97,823.48

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Solution

The fourth proportional to 259,899.17, 389,848.49 and 97,823.48 is: 146,735.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,899.17 : 389,848.49 = 97,823.48 : x
  2. Step 2: Convert to fraction form
    259,899.17/389,848.49 = 97,823.48/x
  3. Step 3: Cross multiply
    259,899.17x = 389,848.49 × 97,823.48
  4. Step 4: Simplify right side
    259,899.17x = 38,136,334,015.30
  5. Step 5: Solve for x
    x = 38,136,334,015.30/259,899.17
  6. Step 6: Final answer
    x = 146,735.12

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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.