Home / 168,996.90-253,494.66-42,637.44

Finding the Fourth Proportional to 168,996.90, 253,494.66 and 42,637.44

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Solution

The fourth proportional to 168,996.90, 253,494.66 and 42,637.44 is: 63,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,996.90 : 253,494.66 = 42,637.44 : x
  2. Step 2: Convert to fraction form
    168,996.90/253,494.66 = 42,637.44/x
  3. Step 3: Cross multiply
    168,996.90x = 253,494.66 × 42,637.44
  4. Step 4: Simplify right side
    168,996.90x = 10,808,363,356.07
  5. Step 5: Solve for x
    x = 10,808,363,356.07/168,996.90
  6. Step 6: Final answer
    x = 63,955.99

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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.