Home / 97,354.31-134,355.22-54,911.93

Finding the Fourth Proportional to 97,354.31, 134,355.22 and 54,911.93

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Solution

The fourth proportional to 97,354.31, 134,355.22 and 54,911.93 is: 75,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,354.31 : 134,355.22 = 54,911.93 : x
  2. Step 2: Convert to fraction form
    97,354.31/134,355.22 = 54,911.93/x
  3. Step 3: Cross multiply
    97,354.31x = 134,355.22 × 54,911.93
  4. Step 4: Simplify right side
    97,354.31x = 7,377,703,825.33
  5. Step 5: Solve for x
    x = 7,377,703,825.33/97,354.31
  6. Step 6: Final answer
    x = 75,782.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.