Home / 66,958.28-100,437.74-22,585.40

Finding the Fourth Proportional to 66,958.28, 100,437.74 and 22,585.40

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Solution

The fourth proportional to 66,958.28, 100,437.74 and 22,585.40 is: 33,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958.28 : 100,437.74 = 22,585.40 : x
  2. Step 2: Convert to fraction form
    66,958.28/100,437.74 = 22,585.40/x
  3. Step 3: Cross multiply
    66,958.28x = 100,437.74 × 22,585.40
  4. Step 4: Simplify right side
    66,958.28x = 2,268,426,533.00
  5. Step 5: Solve for x
    x = 2,268,426,533.00/66,958.28
  6. Step 6: Final answer
    x = 33,878.21

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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.