Home / 97,133.46-134,046.63-54,693.42

Finding the Fourth Proportional to 97,133.46, 134,046.63 and 54,693.42

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Solution

The fourth proportional to 97,133.46, 134,046.63 and 54,693.42 is: 75,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,133.46 : 134,046.63 = 54,693.42 : x
  2. Step 2: Convert to fraction form
    97,133.46/134,046.63 = 54,693.42/x
  3. Step 3: Cross multiply
    97,133.46x = 134,046.63 × 54,693.42
  4. Step 4: Simplify right side
    97,133.46x = 7,331,468,634.17
  5. Step 5: Solve for x
    x = 7,331,468,634.17/97,133.46
  6. Step 6: Final answer
    x = 75,478.30

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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.