Home / 146,368.71-201,983.67-82,705.14

Finding the Fourth Proportional to 146,368.71, 201,983.67 and 82,705.14

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Solution

The fourth proportional to 146,368.71, 201,983.67 and 82,705.14 is: 114,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,368.71 : 201,983.67 = 82,705.14 : x
  2. Step 2: Convert to fraction form
    146,368.71/201,983.67 = 82,705.14/x
  3. Step 3: Cross multiply
    146,368.71x = 201,983.67 × 82,705.14
  4. Step 4: Simplify right side
    146,368.71x = 16,705,087,705.06
  5. Step 5: Solve for x
    x = 16,705,087,705.06/146,368.71
  6. Step 6: Final answer
    x = 114,130.18

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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.