Home / 55,880.78-77,109.64-32,008.46

Finding the Fourth Proportional to 55,880.78, 77,109.64 and 32,008.46

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Solution

The fourth proportional to 55,880.78, 77,109.64 and 32,008.46 is: 44,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,880.78 : 77,109.64 = 32,008.46 : x
  2. Step 2: Convert to fraction form
    55,880.78/77,109.64 = 32,008.46/x
  3. Step 3: Cross multiply
    55,880.78x = 77,109.64 × 32,008.46
  4. Step 4: Simplify right side
    55,880.78x = 2,468,160,361.99
  5. Step 5: Solve for x
    x = 2,468,160,361.99/55,880.78
  6. Step 6: Final answer
    x = 44,168.33

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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.