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Finding the Fourth Proportional to 222,457.59, 333,718.92 and 64,665.54

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Solution

The fourth proportional to 222,457.59, 333,718.92 and 64,665.54 is: 97,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,457.59 : 333,718.92 = 64,665.54 : x
  2. Step 2: Convert to fraction form
    222,457.59/333,718.92 = 64,665.54/x
  3. Step 3: Cross multiply
    222,457.59x = 333,718.92 × 64,665.54
  4. Step 4: Simplify right side
    222,457.59x = 21,580,114,170.02
  5. Step 5: Solve for x
    x = 21,580,114,170.02/222,457.59
  6. Step 6: Final answer
    x = 97,007.77

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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.