Home / 124,981.36-187,284.12-50,027.20

Finding the Fourth Proportional to 124,981.36, 187,284.12 and 50,027.20

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Solution

The fourth proportional to 124,981.36, 187,284.12 and 50,027.20 is: 74,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,981.36 : 187,284.12 = 50,027.20 : x
  2. Step 2: Convert to fraction form
    124,981.36/187,284.12 = 50,027.20/x
  3. Step 3: Cross multiply
    124,981.36x = 187,284.12 × 50,027.20
  4. Step 4: Simplify right side
    124,981.36x = 9,369,300,128.06
  5. Step 5: Solve for x
    x = 9,369,300,128.06/124,981.36
  6. Step 6: Final answer
    x = 74,965.58

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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.