Home / 101,184.96-139,654.08-58,189.62

Finding the Fourth Proportional to 101,184.96, 139,654.08 and 58,189.62

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Solution

The fourth proportional to 101,184.96, 139,654.08 and 58,189.62 is: 80,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,184.96 : 139,654.08 = 58,189.62 : x
  2. Step 2: Convert to fraction form
    101,184.96/139,654.08 = 58,189.62/x
  3. Step 3: Cross multiply
    101,184.96x = 139,654.08 × 58,189.62
  4. Step 4: Simplify right side
    101,184.96x = 8,126,417,846.65
  5. Step 5: Solve for x
    x = 8,126,417,846.65/101,184.96
  6. Step 6: Final answer
    x = 80,312.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.