Home / 149,864.82-224,908.06-70,979.18

Finding the Fourth Proportional to 149,864.82, 224,908.06 and 70,979.18

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Solution

The fourth proportional to 149,864.82, 224,908.06 and 70,979.18 is: 106,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,864.82 : 224,908.06 = 70,979.18 : x
  2. Step 2: Convert to fraction form
    149,864.82/224,908.06 = 70,979.18/x
  3. Step 3: Cross multiply
    149,864.82x = 224,908.06 × 70,979.18
  4. Step 4: Simplify right side
    149,864.82x = 15,963,789,674.19
  5. Step 5: Solve for x
    x = 15,963,789,674.19/149,864.82
  6. Step 6: Final answer
    x = 106,521.26

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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.