Home / 134,509.86-201,766.41-45,765.18

Finding the Fourth Proportional to 134,509.86, 201,766.41 and 45,765.18

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Solution

The fourth proportional to 134,509.86, 201,766.41 and 45,765.18 is: 68,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,509.86 : 201,766.41 = 45,765.18 : x
  2. Step 2: Convert to fraction form
    134,509.86/201,766.41 = 45,765.18/x
  3. Step 3: Cross multiply
    134,509.86x = 201,766.41 × 45,765.18
  4. Step 4: Simplify right side
    134,509.86x = 9,233,876,071.60
  5. Step 5: Solve for x
    x = 9,233,876,071.60/134,509.86
  6. Step 6: Final answer
    x = 68,648.32

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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.