Home / 82,862.02-114,350.36-47,052.78

Finding the Fourth Proportional to 82,862.02, 114,350.36 and 47,052.78

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Solution

The fourth proportional to 82,862.02, 114,350.36 and 47,052.78 is: 64,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862.02 : 114,350.36 = 47,052.78 : x
  2. Step 2: Convert to fraction form
    82,862.02/114,350.36 = 47,052.78/x
  3. Step 3: Cross multiply
    82,862.02x = 114,350.36 × 47,052.78
  4. Step 4: Simplify right side
    82,862.02x = 5,380,502,332.00
  5. Step 5: Solve for x
    x = 5,380,502,332.00/82,862.02
  6. Step 6: Final answer
    x = 64,933.28

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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.