Home / 254,776.14-382,219.19-77,297.45

Finding the Fourth Proportional to 254,776.14, 382,219.19 and 77,297.45

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Solution

The fourth proportional to 254,776.14, 382,219.19 and 77,297.45 is: 115,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,776.14 : 382,219.19 = 77,297.45 : x
  2. Step 2: Convert to fraction form
    254,776.14/382,219.19 = 77,297.45/x
  3. Step 3: Cross multiply
    254,776.14x = 382,219.19 × 77,297.45
  4. Step 4: Simplify right side
    254,776.14x = 29,544,566,430.48
  5. Step 5: Solve for x
    x = 29,544,566,430.48/254,776.14
  6. Step 6: Final answer
    x = 115,962.85

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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.