Home / 149,215.68-204,996.56-133,508.16

Finding the Fourth Proportional to 149,215.68, 204,996.56 and 133,508.16

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Solution

The fourth proportional to 149,215.68, 204,996.56 and 133,508.16 is: 183,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,215.68 : 204,996.56 = 133,508.16 : x
  2. Step 2: Convert to fraction form
    149,215.68/204,996.56 = 133,508.16/x
  3. Step 3: Cross multiply
    149,215.68x = 204,996.56 × 133,508.16
  4. Step 4: Simplify right side
    149,215.68x = 27,368,713,531.93
  5. Step 5: Solve for x
    x = 27,368,713,531.93/149,215.68
  6. Step 6: Final answer
    x = 183,417.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.