Home / 146,534.40-202,215.60-79,466.40

Finding the Fourth Proportional to 146,534.40, 202,215.60 and 79,466.40

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Solution

The fourth proportional to 146,534.40, 202,215.60 and 79,466.40 is: 109,662.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,534.40 : 202,215.60 = 79,466.40 : x
  2. Step 2: Convert to fraction form
    146,534.40/202,215.60 = 79,466.40/x
  3. Step 3: Cross multiply
    146,534.40x = 202,215.60 × 79,466.40
  4. Step 4: Simplify right side
    146,534.40x = 16,069,345,755.84
  5. Step 5: Solve for x
    x = 16,069,345,755.84/146,534.40
  6. Step 6: Final answer
    x = 109,662.62

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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.