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Finding the Fourth Proportional to 58,080.22, 80,121.16 and 37,948.89

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Solution

The fourth proportional to 58,080.22, 80,121.16 and 37,948.89 is: 52,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080.22 : 80,121.16 = 37,948.89 : x
  2. Step 2: Convert to fraction form
    58,080.22/80,121.16 = 37,948.89/x
  3. Step 3: Cross multiply
    58,080.22x = 80,121.16 × 37,948.89
  4. Step 4: Simplify right side
    58,080.22x = 3,040,509,087.51
  5. Step 5: Solve for x
    x = 3,040,509,087.51/58,080.22
  6. Step 6: Final answer
    x = 52,350.16

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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.