Home / 55,997.80-83,910.30-48,567.40

Finding the Fourth Proportional to 55,997.80, 83,910.30 and 48,567.40

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Solution

The fourth proportional to 55,997.80, 83,910.30 and 48,567.40 is: 72,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,997.80 : 83,910.30 = 48,567.40 : x
  2. Step 2: Convert to fraction form
    55,997.80/83,910.30 = 48,567.40/x
  3. Step 3: Cross multiply
    55,997.80x = 83,910.30 × 48,567.40
  4. Step 4: Simplify right side
    55,997.80x = 4,075,305,104.22
  5. Step 5: Solve for x
    x = 4,075,305,104.22/55,997.80
  6. Step 6: Final answer
    x = 72,776.16

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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.