Home / 134,210.11-201,167.53-55,281.28

Finding the Fourth Proportional to 134,210.11, 201,167.53 and 55,281.28

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Solution

The fourth proportional to 134,210.11, 201,167.53 and 55,281.28 is: 82,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,210.11 : 201,167.53 = 55,281.28 : x
  2. Step 2: Convert to fraction form
    134,210.11/201,167.53 = 55,281.28/x
  3. Step 3: Cross multiply
    134,210.11x = 201,167.53 × 55,281.28
  4. Step 4: Simplify right side
    134,210.11x = 11,120,797,911.72
  5. Step 5: Solve for x
    x = 11,120,797,911.72/134,210.11
  6. Step 6: Final answer
    x = 82,861.11

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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.