Home / 97,406.19-134,419.23-54,386.34

Finding the Fourth Proportional to 97,406.19, 134,419.23 and 54,386.34

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Solution

The fourth proportional to 97,406.19, 134,419.23 and 54,386.34 is: 75,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,406.19 : 134,419.23 = 54,386.34 : x
  2. Step 2: Convert to fraction form
    97,406.19/134,419.23 = 54,386.34/x
  3. Step 3: Cross multiply
    97,406.19x = 134,419.23 × 54,386.34
  4. Step 4: Simplify right side
    97,406.19x = 7,310,569,945.32
  5. Step 5: Solve for x
    x = 7,310,569,945.32/97,406.19
  6. Step 6: Final answer
    x = 75,052.42

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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.