Home / 224,538.12-336,806.22-91,386.81

Finding the Fourth Proportional to 224,538.12, 336,806.22 and 91,386.81

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Solution

The fourth proportional to 224,538.12, 336,806.22 and 91,386.81 is: 137,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,538.12 : 336,806.22 = 91,386.81 : x
  2. Step 2: Convert to fraction form
    224,538.12/336,806.22 = 91,386.81/x
  3. Step 3: Cross multiply
    224,538.12x = 336,806.22 × 91,386.81
  4. Step 4: Simplify right side
    224,538.12x = 30,779,646,033.96
  5. Step 5: Solve for x
    x = 30,779,646,033.96/224,538.12
  6. Step 6: Final answer
    x = 137,079.82

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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.