Home / 55,052.30-75,972.25-29,901.80

Finding the Fourth Proportional to 55,052.30, 75,972.25 and 29,901.80

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Solution

The fourth proportional to 55,052.30, 75,972.25 and 29,901.80 is: 41,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052.30 : 75,972.25 = 29,901.80 : x
  2. Step 2: Convert to fraction form
    55,052.30/75,972.25 = 29,901.80/x
  3. Step 3: Cross multiply
    55,052.30x = 75,972.25 × 29,901.80
  4. Step 4: Simplify right side
    55,052.30x = 2,271,706,656.82
  5. Step 5: Solve for x
    x = 2,271,706,656.82/55,052.30
  6. Step 6: Final answer
    x = 41,264.52

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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.