Home / 118,282.41-177,318.09-43,385.04

Finding the Fourth Proportional to 118,282.41, 177,318.09 and 43,385.04

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Solution

The fourth proportional to 118,282.41, 177,318.09 and 43,385.04 is: 65,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,282.41 : 177,318.09 = 43,385.04 : x
  2. Step 2: Convert to fraction form
    118,282.41/177,318.09 = 43,385.04/x
  3. Step 3: Cross multiply
    118,282.41x = 177,318.09 × 43,385.04
  4. Step 4: Simplify right side
    118,282.41x = 7,692,952,427.37
  5. Step 5: Solve for x
    x = 7,692,952,427.37/118,282.41
  6. Step 6: Final answer
    x = 65,038.85

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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.