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Finding the Fourth Proportional to 169,635.60, 237,178.80 and 169,635.60

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Solution

The fourth proportional to 169,635.60, 237,178.80 and 169,635.60 is: 237,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,635.60 : 237,178.80 = 169,635.60 : x
  2. Step 2: Convert to fraction form
    169,635.60/237,178.80 = 169,635.60/x
  3. Step 3: Cross multiply
    169,635.60x = 237,178.80 × 169,635.60
  4. Step 4: Simplify right side
    169,635.60x = 40,233,968,045.28
  5. Step 5: Solve for x
    x = 40,233,968,045.28/169,635.60
  6. Step 6: Final answer
    x = 237,178.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.