Home / 119,771.08-179,308.86-69,698.44

Finding the Fourth Proportional to 119,771.08, 179,308.86 and 69,698.44

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Solution

The fourth proportional to 119,771.08, 179,308.86 and 69,698.44 is: 104,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,771.08 : 179,308.86 = 69,698.44 : x
  2. Step 2: Convert to fraction form
    119,771.08/179,308.86 = 69,698.44/x
  3. Step 3: Cross multiply
    119,771.08x = 179,308.86 × 69,698.44
  4. Step 4: Simplify right side
    119,771.08x = 12,497,547,820.18
  5. Step 5: Solve for x
    x = 12,497,547,820.18/119,771.08
  6. Step 6: Final answer
    x = 104,345.29

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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.