Home / 134,266.29-185,288.64-73,012.68

Finding the Fourth Proportional to 134,266.29, 185,288.64 and 73,012.68

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Solution

The fourth proportional to 134,266.29, 185,288.64 and 73,012.68 is: 100,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,266.29 : 185,288.64 = 73,012.68 : x
  2. Step 2: Convert to fraction form
    134,266.29/185,288.64 = 73,012.68/x
  3. Step 3: Cross multiply
    134,266.29x = 185,288.64 × 73,012.68
  4. Step 4: Simplify right side
    134,266.29x = 13,528,420,179.96
  5. Step 5: Solve for x
    x = 13,528,420,179.96/134,266.29
  6. Step 6: Final answer
    x = 100,758.13

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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.