Home / 118,160.16-177,188.40-43,260.90

Finding the Fourth Proportional to 118,160.16, 177,188.40 and 43,260.90

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Solution

The fourth proportional to 118,160.16, 177,188.40 and 43,260.90 is: 64,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,160.16 : 177,188.40 = 43,260.90 : x
  2. Step 2: Convert to fraction form
    118,160.16/177,188.40 = 43,260.90/x
  3. Step 3: Cross multiply
    118,160.16x = 177,188.40 × 43,260.90
  4. Step 4: Simplify right side
    118,160.16x = 7,665,329,653.56
  5. Step 5: Solve for x
    x = 7,665,329,653.56/118,160.16
  6. Step 6: Final answer
    x = 64,872.37

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1.5x scale

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.