Home / 55,341.36-75,839.40-50,027.28

Finding the Fourth Proportional to 55,341.36, 75,839.40 and 50,027.28

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Solution

The fourth proportional to 55,341.36, 75,839.40 and 50,027.28 is: 68,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,341.36 : 75,839.40 = 50,027.28 : x
  2. Step 2: Convert to fraction form
    55,341.36/75,839.40 = 50,027.28/x
  3. Step 3: Cross multiply
    55,341.36x = 75,839.40 × 50,027.28
  4. Step 4: Simplify right side
    55,341.36x = 3,794,038,898.83
  5. Step 5: Solve for x
    x = 3,794,038,898.83/55,341.36
  6. Step 6: Final answer
    x = 68,557.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.