Home / 179,516.47-269,281.53-67,184.86

Finding the Fourth Proportional to 179,516.47, 269,281.53 and 67,184.86

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Solution

The fourth proportional to 179,516.47, 269,281.53 and 67,184.86 is: 100,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,516.47 : 269,281.53 = 67,184.86 : x
  2. Step 2: Convert to fraction form
    179,516.47/269,281.53 = 67,184.86/x
  3. Step 3: Cross multiply
    179,516.47x = 269,281.53 × 67,184.86
  4. Step 4: Simplify right side
    179,516.47x = 18,091,640,547.23
  5. Step 5: Solve for x
    x = 18,091,640,547.23/179,516.47
  6. Step 6: Final answer
    x = 100,779.84

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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.