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Finding the Fourth Proportional to 199,250.40, 298,875.60 and 159,884.40

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Solution

The fourth proportional to 199,250.40, 298,875.60 and 159,884.40 is: 239,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,250.40 : 298,875.60 = 159,884.40 : x
  2. Step 2: Convert to fraction form
    199,250.40/298,875.60 = 159,884.40/x
  3. Step 3: Cross multiply
    199,250.40x = 298,875.60 × 159,884.40
  4. Step 4: Simplify right side
    199,250.40x = 47,785,545,980.64
  5. Step 5: Solve for x
    x = 47,785,545,980.64/199,250.40
  6. Step 6: Final answer
    x = 239,826.60

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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.