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Finding the Fourth Proportional to 194,972.70, 292,459.03 and 70,313.70

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Solution

The fourth proportional to 194,972.70, 292,459.03 and 70,313.70 is: 105,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,972.70 : 292,459.03 = 70,313.70 : x
  2. Step 2: Convert to fraction form
    194,972.70/292,459.03 = 70,313.70/x
  3. Step 3: Cross multiply
    194,972.70x = 292,459.03 × 70,313.70
  4. Step 4: Simplify right side
    194,972.70x = 20,563,876,497.71
  5. Step 5: Solve for x
    x = 20,563,876,497.71/194,972.70
  6. Step 6: Final answer
    x = 105,470.54

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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.