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Finding the Fourth Proportional to 194,472.38, 291,708.57 and 46,728.38

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Solution

The fourth proportional to 194,472.38, 291,708.57 and 46,728.38 is: 70,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,472.38 : 291,708.57 = 46,728.38 : x
  2. Step 2: Convert to fraction form
    194,472.38/291,708.57 = 46,728.38/x
  3. Step 3: Cross multiply
    194,472.38x = 291,708.57 × 46,728.38
  4. Step 4: Simplify right side
    194,472.38x = 13,631,068,908.22
  5. Step 5: Solve for x
    x = 13,631,068,908.22/194,472.38
  6. Step 6: Final answer
    x = 70,092.57

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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.