Home / 134,407.15-201,580.65-39,617.10

Finding the Fourth Proportional to 134,407.15, 201,580.65 and 39,617.10

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Solution

The fourth proportional to 134,407.15, 201,580.65 and 39,617.10 is: 59,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,407.15 : 201,580.65 = 39,617.10 : x
  2. Step 2: Convert to fraction form
    134,407.15/201,580.65 = 39,617.10/x
  3. Step 3: Cross multiply
    134,407.15x = 201,580.65 × 39,617.10
  4. Step 4: Simplify right side
    134,407.15x = 7,986,040,769.12
  5. Step 5: Solve for x
    x = 7,986,040,769.12/134,407.15
  6. Step 6: Final answer
    x = 59,416.79

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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.