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Finding the Fourth Proportional to 220,264.08, 303,962.40 and 119,662.08

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Solution

The fourth proportional to 220,264.08, 303,962.40 and 119,662.08 is: 165,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,264.08 : 303,962.40 = 119,662.08 : x
  2. Step 2: Convert to fraction form
    220,264.08/303,962.40 = 119,662.08/x
  3. Step 3: Cross multiply
    220,264.08x = 303,962.40 × 119,662.08
  4. Step 4: Simplify right side
    220,264.08x = 36,372,773,025.79
  5. Step 5: Solve for x
    x = 36,372,773,025.79/220,264.08
  6. Step 6: Final answer
    x = 165,132.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.