Home / 97,268.70-145,890.90-34,077.36

Finding the Fourth Proportional to 97,268.70, 145,890.90 and 34,077.36

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Solution

The fourth proportional to 97,268.70, 145,890.90 and 34,077.36 is: 51,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,268.70 : 145,890.90 = 34,077.36 : x
  2. Step 2: Convert to fraction form
    97,268.70/145,890.90 = 34,077.36/x
  3. Step 3: Cross multiply
    97,268.70x = 145,890.90 × 34,077.36
  4. Step 4: Simplify right side
    97,268.70x = 4,971,576,720.02
  5. Step 5: Solve for x
    x = 4,971,576,720.02/97,268.70
  6. Step 6: Final answer
    x = 51,111.78

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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.