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Finding the Fourth Proportional to 238,423.40, 357,635.10 and 60,944.30

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Solution

The fourth proportional to 238,423.40, 357,635.10 and 60,944.30 is: 91,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,423.40 : 357,635.10 = 60,944.30 : x
  2. Step 2: Convert to fraction form
    238,423.40/357,635.10 = 60,944.30/x
  3. Step 3: Cross multiply
    238,423.40x = 357,635.10 × 60,944.30
  4. Step 4: Simplify right side
    238,423.40x = 21,795,820,824.93
  5. Step 5: Solve for x
    x = 21,795,820,824.93/238,423.40
  6. Step 6: Final answer
    x = 91,416.45

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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.