Home / 142,776.24-214,164.86-36,160.17

Finding the Fourth Proportional to 142,776.24, 214,164.86 and 36,160.17

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Solution

The fourth proportional to 142,776.24, 214,164.86 and 36,160.17 is: 54,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,776.24 : 214,164.86 = 36,160.17 : x
  2. Step 2: Convert to fraction form
    142,776.24/214,164.86 = 36,160.17/x
  3. Step 3: Cross multiply
    142,776.24x = 214,164.86 × 36,160.17
  4. Step 4: Simplify right side
    142,776.24x = 7,744,237,564.83
  5. Step 5: Solve for x
    x = 7,744,237,564.83/142,776.24
  6. Step 6: Final answer
    x = 54,240.38

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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.