Home / 58,799.68-81,144.12-31,942.39

Finding the Fourth Proportional to 58,799.68, 81,144.12 and 31,942.39

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Solution

The fourth proportional to 58,799.68, 81,144.12 and 31,942.39 is: 44,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,799.68 : 81,144.12 = 31,942.39 : x
  2. Step 2: Convert to fraction form
    58,799.68/81,144.12 = 31,942.39/x
  3. Step 3: Cross multiply
    58,799.68x = 81,144.12 × 31,942.39
  4. Step 4: Simplify right side
    58,799.68x = 2,591,937,127.25
  5. Step 5: Solve for x
    x = 2,591,937,127.25/58,799.68
  6. Step 6: Final answer
    x = 44,080.80

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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.