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Finding the Fourth Proportional to 239,349.60, 358,851.60 and 134,200.80

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Solution

The fourth proportional to 239,349.60, 358,851.60 and 134,200.80 is: 201,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,349.60 : 358,851.60 = 134,200.80 : x
  2. Step 2: Convert to fraction form
    239,349.60/358,851.60 = 134,200.80/x
  3. Step 3: Cross multiply
    239,349.60x = 358,851.60 × 134,200.80
  4. Step 4: Simplify right side
    239,349.60x = 48,158,171,801.28
  5. Step 5: Solve for x
    x = 48,158,171,801.28/239,349.60
  6. Step 6: Final answer
    x = 201,204.31

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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.