Home / 82,772.43-114,224.85-48,782.36

Finding the Fourth Proportional to 82,772.43, 114,224.85 and 48,782.36

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Solution

The fourth proportional to 82,772.43, 114,224.85 and 48,782.36 is: 67,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,772.43 : 114,224.85 = 48,782.36 : x
  2. Step 2: Convert to fraction form
    82,772.43/114,224.85 = 48,782.36/x
  3. Step 3: Cross multiply
    82,772.43x = 114,224.85 × 48,782.36
  4. Step 4: Simplify right side
    82,772.43x = 5,572,157,182.52
  5. Step 5: Solve for x
    x = 5,572,157,182.52/82,772.43
  6. Step 6: Final answer
    x = 67,319.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.