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Finding the Fourth Proportional to 220,696.61, 331,047.99 and 62,925.12

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Solution

The fourth proportional to 220,696.61, 331,047.99 and 62,925.12 is: 94,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,696.61 : 331,047.99 = 62,925.12 : x
  2. Step 2: Convert to fraction form
    220,696.61/331,047.99 = 62,925.12/x
  3. Step 3: Cross multiply
    220,696.61x = 331,047.99 × 62,925.12
  4. Step 4: Simplify right side
    220,696.61x = 20,831,234,496.51
  5. Step 5: Solve for x
    x = 20,831,234,496.51/220,696.61
  6. Step 6: Final answer
    x = 94,388.56

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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.