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Finding the Fourth Proportional to 235,097.80, 352,646.70 and 146,305.60

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Solution

The fourth proportional to 235,097.80, 352,646.70 and 146,305.60 is: 219,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,097.80 : 352,646.70 = 146,305.60 : x
  2. Step 2: Convert to fraction form
    235,097.80/352,646.70 = 146,305.60/x
  3. Step 3: Cross multiply
    235,097.80x = 352,646.70 × 146,305.60
  4. Step 4: Simplify right side
    235,097.80x = 51,594,187,031.52
  5. Step 5: Solve for x
    x = 51,594,187,031.52/235,097.80
  6. Step 6: Final answer
    x = 219,458.40

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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.