Home / 146,172.46-201,756.99-82,547.50

Finding the Fourth Proportional to 146,172.46, 201,756.99 and 82,547.50

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Solution

The fourth proportional to 146,172.46, 201,756.99 and 82,547.50 is: 113,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,172.46 : 201,756.99 = 82,547.50 : x
  2. Step 2: Convert to fraction form
    146,172.46/201,756.99 = 82,547.50/x
  3. Step 3: Cross multiply
    146,172.46x = 201,756.99 × 82,547.50
  4. Step 4: Simplify right side
    146,172.46x = 16,654,535,132.03
  5. Step 5: Solve for x
    x = 16,654,535,132.03/146,172.46
  6. Step 6: Final answer
    x = 113,937.57

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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.