Home / 97,651.79-146,477.69-92,665.43

Finding the Fourth Proportional to 97,651.79, 146,477.69 and 92,665.43

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Solution

The fourth proportional to 97,651.79, 146,477.69 and 92,665.43 is: 138,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,651.79 : 146,477.69 = 92,665.43 : x
  2. Step 2: Convert to fraction form
    97,651.79/146,477.69 = 92,665.43/x
  3. Step 3: Cross multiply
    97,651.79x = 146,477.69 × 92,665.43
  4. Step 4: Simplify right side
    97,651.79x = 13,573,418,129.26
  5. Step 5: Solve for x
    x = 13,573,418,129.26/97,651.79
  6. Step 6: Final answer
    x = 138,998.15

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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.