Home / 146,597.72-202,287.78-82,070.49

Finding the Fourth Proportional to 146,597.72, 202,287.78 and 82,070.49

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Solution

The fourth proportional to 146,597.72, 202,287.78 and 82,070.49 is: 113,247.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,597.72 : 202,287.78 = 82,070.49 : x
  2. Step 2: Convert to fraction form
    146,597.72/202,287.78 = 82,070.49/x
  3. Step 3: Cross multiply
    146,597.72x = 202,287.78 × 82,070.49
  4. Step 4: Simplify right side
    146,597.72x = 16,601,857,225.61
  5. Step 5: Solve for x
    x = 16,601,857,225.61/146,597.72
  6. Step 6: Final answer
    x = 113,247.72

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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.