Home / 92,775.02-139,171.64-26,215.65

Finding the Fourth Proportional to 92,775.02, 139,171.64 and 26,215.65

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Solution

The fourth proportional to 92,775.02, 139,171.64 and 26,215.65 is: 39,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,775.02 : 139,171.64 = 26,215.65 : x
  2. Step 2: Convert to fraction form
    92,775.02/139,171.64 = 26,215.65/x
  3. Step 3: Cross multiply
    92,775.02x = 139,171.64 × 26,215.65
  4. Step 4: Simplify right side
    92,775.02x = 3,648,474,873.09
  5. Step 5: Solve for x
    x = 3,648,474,873.09/92,775.02
  6. Step 6: Final answer
    x = 39,326.05

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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.