Home / 144,560.25-199,533.51-84,142.53

Finding the Fourth Proportional to 144,560.25, 199,533.51 and 84,142.53

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Solution

The fourth proportional to 144,560.25, 199,533.51 and 84,142.53 is: 116,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,560.25 : 199,533.51 = 84,142.53 : x
  2. Step 2: Convert to fraction form
    144,560.25/199,533.51 = 84,142.53/x
  3. Step 3: Cross multiply
    144,560.25x = 199,533.51 × 84,142.53
  4. Step 4: Simplify right side
    144,560.25x = 16,789,254,351.18
  5. Step 5: Solve for x
    x = 16,789,254,351.18/144,560.25
  6. Step 6: Final answer
    x = 116,140.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.