Home / 55,361.16-82,886.22-45,913.32

Finding the Fourth Proportional to 55,361.16, 82,886.22 and 45,913.32

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Solution

The fourth proportional to 55,361.16, 82,886.22 and 45,913.32 is: 68,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361.16 : 82,886.22 = 45,913.32 : x
  2. Step 2: Convert to fraction form
    55,361.16/82,886.22 = 45,913.32/x
  3. Step 3: Cross multiply
    55,361.16x = 82,886.22 × 45,913.32
  4. Step 4: Simplify right side
    55,361.16x = 3,805,581,542.45
  5. Step 5: Solve for x
    x = 3,805,581,542.45/55,361.16
  6. Step 6: Final answer
    x = 68,741.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.