Home / 55,983.36-77,230.08-34,787.52

Finding the Fourth Proportional to 55,983.36, 77,230.08 and 34,787.52

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Solution

The fourth proportional to 55,983.36, 77,230.08 and 34,787.52 is: 47,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,983.36 : 77,230.08 = 34,787.52 : x
  2. Step 2: Convert to fraction form
    55,983.36/77,230.08 = 34,787.52/x
  3. Step 3: Cross multiply
    55,983.36x = 77,230.08 × 34,787.52
  4. Step 4: Simplify right side
    55,983.36x = 2,686,642,952.60
  5. Step 5: Solve for x
    x = 2,686,642,952.60/55,983.36
  6. Step 6: Final answer
    x = 47,990.03

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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.