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Finding the Fourth Proportional to 175,642.40, 263,463.60 and 44,314.40

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Solution

The fourth proportional to 175,642.40, 263,463.60 and 44,314.40 is: 66,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,642.40 : 263,463.60 = 44,314.40 : x
  2. Step 2: Convert to fraction form
    175,642.40/263,463.60 = 44,314.40/x
  3. Step 3: Cross multiply
    175,642.40x = 263,463.60 × 44,314.40
  4. Step 4: Simplify right side
    175,642.40x = 11,675,231,355.84
  5. Step 5: Solve for x
    x = 11,675,231,355.84/175,642.40
  6. Step 6: Final answer
    x = 66,471.60

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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.