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Finding the Fourth Proportional to 237,801.65, 328,168.95 and 135,840.60

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Solution

The fourth proportional to 237,801.65, 328,168.95 and 135,840.60 is: 187,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,801.65 : 328,168.95 = 135,840.60 : x
  2. Step 2: Convert to fraction form
    237,801.65/328,168.95 = 135,840.60/x
  3. Step 3: Cross multiply
    237,801.65x = 328,168.95 × 135,840.60
  4. Step 4: Simplify right side
    237,801.65x = 44,578,667,069.37
  5. Step 5: Solve for x
    x = 44,578,667,069.37/237,801.65
  6. Step 6: Final answer
    x = 187,461.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.