Home / 55,851.19-83,776.73-39,285.32

Finding the Fourth Proportional to 55,851.19, 83,776.73 and 39,285.32

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Solution

The fourth proportional to 55,851.19, 83,776.73 and 39,285.32 is: 58,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,851.19 : 83,776.73 = 39,285.32 : x
  2. Step 2: Convert to fraction form
    55,851.19/83,776.73 = 39,285.32/x
  3. Step 3: Cross multiply
    55,851.19x = 83,776.73 × 39,285.32
  4. Step 4: Simplify right side
    55,851.19x = 3,291,195,723.52
  5. Step 5: Solve for x
    x = 3,291,195,723.52/55,851.19
  6. Step 6: Final answer
    x = 58,927.95

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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.