Home / 92,595.04-138,079.43-91,753

Finding the Fourth Proportional to 92,595.04, 138,079.43 and 91,753

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Solution

The fourth proportional to 92,595.04, 138,079.43 and 91,753 is: 136,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,595.04 : 138,079.43 = 91,753 : x
  2. Step 2: Convert to fraction form
    92,595.04/138,079.43 = 91,753/x
  3. Step 3: Cross multiply
    92,595.04x = 138,079.43 × 91,753
  4. Step 4: Simplify right side
    92,595.04x = 12,669,201,940.79
  5. Step 5: Solve for x
    x = 12,669,201,940.79/92,595.04
  6. Step 6: Final answer
    x = 136,823.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.