Home / 118,847.64-178,159.79-39,906.50

Finding the Fourth Proportional to 118,847.64, 178,159.79 and 39,906.50

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Solution

The fourth proportional to 118,847.64, 178,159.79 and 39,906.50 is: 59,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,847.64 : 178,159.79 = 39,906.50 : x
  2. Step 2: Convert to fraction form
    118,847.64/178,159.79 = 39,906.50/x
  3. Step 3: Cross multiply
    118,847.64x = 178,159.79 × 39,906.50
  4. Step 4: Simplify right side
    118,847.64x = 7,109,732,569.30
  5. Step 5: Solve for x
    x = 7,109,732,569.30/118,847.64
  6. Step 6: Final answer
    x = 59,822.24

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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.