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Finding the Fourth Proportional to 237,335.28, 355,609.80 and 166,870.32

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Solution

The fourth proportional to 237,335.28, 355,609.80 and 166,870.32 is: 250,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,335.28 : 355,609.80 = 166,870.32 : x
  2. Step 2: Convert to fraction form
    237,335.28/355,609.80 = 166,870.32/x
  3. Step 3: Cross multiply
    237,335.28x = 355,609.80 × 166,870.32
  4. Step 4: Simplify right side
    237,335.28x = 59,340,721,121.14
  5. Step 5: Solve for x
    x = 59,340,721,121.14/237,335.28
  6. Step 6: Final answer
    x = 250,029.08

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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.