Home / 168,962.52-253,219.59-140,937.48

Finding the Fourth Proportional to 168,962.52, 253,219.59 and 140,937.48

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Solution

The fourth proportional to 168,962.52, 253,219.59 and 140,937.48 is: 211,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,962.52 : 253,219.59 = 140,937.48 : x
  2. Step 2: Convert to fraction form
    168,962.52/253,219.59 = 140,937.48/x
  3. Step 3: Cross multiply
    168,962.52x = 253,219.59 × 140,937.48
  4. Step 4: Simplify right side
    168,962.52x = 35,688,130,901.23
  5. Step 5: Solve for x
    x = 35,688,130,901.23/168,962.52
  6. Step 6: Final answer
    x = 211,219.22

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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.