Home / 113,285.94-156,338.58-62,302.50

Finding the Fourth Proportional to 113,285.94, 156,338.58 and 62,302.50

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Solution

The fourth proportional to 113,285.94, 156,338.58 and 62,302.50 is: 85,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,285.94 : 156,338.58 = 62,302.50 : x
  2. Step 2: Convert to fraction form
    113,285.94/156,338.58 = 62,302.50/x
  3. Step 3: Cross multiply
    113,285.94x = 156,338.58 × 62,302.50
  4. Step 4: Simplify right side
    113,285.94x = 9,740,284,380.45
  5. Step 5: Solve for x
    x = 9,740,284,380.45/113,285.94
  6. Step 6: Final answer
    x = 85,979.64

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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.