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Finding the Fourth Proportional to 46,911.06, 64,731.42 and 37,375.20

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Solution

The fourth proportional to 46,911.06, 64,731.42 and 37,375.20 is: 51,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,911.06 : 64,731.42 = 37,375.20 : x
  2. Step 2: Convert to fraction form
    46,911.06/64,731.42 = 37,375.20/x
  3. Step 3: Cross multiply
    46,911.06x = 64,731.42 × 37,375.20
  4. Step 4: Simplify right side
    46,911.06x = 2,419,349,768.78
  5. Step 5: Solve for x
    x = 2,419,349,768.78/46,911.06
  6. Step 6: Final answer
    x = 51,573.12

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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.