Home / 113,268.43-156,314.45-62,285.05

Finding the Fourth Proportional to 113,268.43, 156,314.45 and 62,285.05

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Solution

The fourth proportional to 113,268.43, 156,314.45 and 62,285.05 is: 85,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,268.43 : 156,314.45 = 62,285.05 : x
  2. Step 2: Convert to fraction form
    113,268.43/156,314.45 = 62,285.05/x
  3. Step 3: Cross multiply
    113,268.43x = 156,314.45 × 62,285.05
  4. Step 4: Simplify right side
    113,268.43x = 9,736,053,333.97
  5. Step 5: Solve for x
    x = 9,736,053,333.97/113,268.43
  6. Step 6: Final answer
    x = 85,955.58

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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.