Home / 143,264.28-214,896.46-54,497.32

Finding the Fourth Proportional to 143,264.28, 214,896.46 and 54,497.32

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Solution

The fourth proportional to 143,264.28, 214,896.46 and 54,497.32 is: 81,746.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,264.28 : 214,896.46 = 54,497.32 : x
  2. Step 2: Convert to fraction form
    143,264.28/214,896.46 = 54,497.32/x
  3. Step 3: Cross multiply
    143,264.28x = 214,896.46 × 54,497.32
  4. Step 4: Simplify right side
    143,264.28x = 11,711,281,147.49
  5. Step 5: Solve for x
    x = 11,711,281,147.49/143,264.28
  6. Step 6: Final answer
    x = 81,746.00

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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.