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Finding the Fourth Proportional to 232,361.90, 348,542.85 and 74,606.30

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Solution

The fourth proportional to 232,361.90, 348,542.85 and 74,606.30 is: 111,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,361.90 : 348,542.85 = 74,606.30 : x
  2. Step 2: Convert to fraction form
    232,361.90/348,542.85 = 74,606.30/x
  3. Step 3: Cross multiply
    232,361.90x = 348,542.85 × 74,606.30
  4. Step 4: Simplify right side
    232,361.90x = 26,003,492,429.96
  5. Step 5: Solve for x
    x = 26,003,492,429.96/232,361.90
  6. Step 6: Final answer
    x = 111,909.45

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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.