Home / 134,643.90-201,904.02-45,861.28

Finding the Fourth Proportional to 134,643.90, 201,904.02 and 45,861.28

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Solution

The fourth proportional to 134,643.90, 201,904.02 and 45,861.28 is: 68,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,643.90 : 201,904.02 = 45,861.28 : x
  2. Step 2: Convert to fraction form
    134,643.90/201,904.02 = 45,861.28/x
  3. Step 3: Cross multiply
    134,643.90x = 201,904.02 × 45,861.28
  4. Step 4: Simplify right side
    134,643.90x = 9,259,576,794.35
  5. Step 5: Solve for x
    x = 9,259,576,794.35/134,643.90
  6. Step 6: Final answer
    x = 68,770.86

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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.