Home / 45,914.64-68,896.56-42,568.53

Finding the Fourth Proportional to 45,914.64, 68,896.56 and 42,568.53

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Solution

The fourth proportional to 45,914.64, 68,896.56 and 42,568.53 is: 63,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,914.64 : 68,896.56 = 42,568.53 : x
  2. Step 2: Convert to fraction form
    45,914.64/68,896.56 = 42,568.53/x
  3. Step 3: Cross multiply
    45,914.64x = 68,896.56 × 42,568.53
  4. Step 4: Simplify right side
    45,914.64x = 2,932,825,281.26
  5. Step 5: Solve for x
    x = 2,932,825,281.26/45,914.64
  6. Step 6: Final answer
    x = 63,875.60

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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.