Home / 55,127.12-82,690.47-44,055.50

Finding the Fourth Proportional to 55,127.12, 82,690.47 and 44,055.50

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Solution

The fourth proportional to 55,127.12, 82,690.47 and 44,055.50 is: 66,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127.12 : 82,690.47 = 44,055.50 : x
  2. Step 2: Convert to fraction form
    55,127.12/82,690.47 = 44,055.50/x
  3. Step 3: Cross multiply
    55,127.12x = 82,690.47 × 44,055.50
  4. Step 4: Simplify right side
    55,127.12x = 3,642,969,587.63
  5. Step 5: Solve for x
    x = 3,642,969,587.63/55,127.12
  6. Step 6: Final answer
    x = 66,083.08

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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.