Home / 97,066.15-145,538.91-40,877.33

Finding the Fourth Proportional to 97,066.15, 145,538.91 and 40,877.33

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Solution

The fourth proportional to 97,066.15, 145,538.91 and 40,877.33 is: 61,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,066.15 : 145,538.91 = 40,877.33 : x
  2. Step 2: Convert to fraction form
    97,066.15/145,538.91 = 40,877.33/x
  3. Step 3: Cross multiply
    97,066.15x = 145,538.91 × 40,877.33
  4. Step 4: Simplify right side
    97,066.15x = 5,949,241,324.22
  5. Step 5: Solve for x
    x = 5,949,241,324.22/97,066.15
  6. Step 6: Final answer
    x = 61,290.59

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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.