Home / 121,086.10-181,635.98-36,849.01

Finding the Fourth Proportional to 121,086.10, 181,635.98 and 36,849.01

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Solution

The fourth proportional to 121,086.10, 181,635.98 and 36,849.01 is: 55,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,086.10 : 181,635.98 = 36,849.01 : x
  2. Step 2: Convert to fraction form
    121,086.10/181,635.98 = 36,849.01/x
  3. Step 3: Cross multiply
    121,086.10x = 181,635.98 × 36,849.01
  4. Step 4: Simplify right side
    121,086.10x = 6,693,106,043.38
  5. Step 5: Solve for x
    x = 6,693,106,043.38/121,086.10
  6. Step 6: Final answer
    x = 55,275.59

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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.