Home / 55,847.16-77,069.52-30,696.66

Finding the Fourth Proportional to 55,847.16, 77,069.52 and 30,696.66

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Solution

The fourth proportional to 55,847.16, 77,069.52 and 30,696.66 is: 42,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,847.16 : 77,069.52 = 30,696.66 : x
  2. Step 2: Convert to fraction form
    55,847.16/77,069.52 = 30,696.66/x
  3. Step 3: Cross multiply
    55,847.16x = 77,069.52 × 30,696.66
  4. Step 4: Simplify right side
    55,847.16x = 2,365,776,851.80
  5. Step 5: Solve for x
    x = 2,365,776,851.80/55,847.16
  6. Step 6: Final answer
    x = 42,361.63

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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.