Home / 121,166.51-181,752.19-32,419.87

Finding the Fourth Proportional to 121,166.51, 181,752.19 and 32,419.87

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Solution

The fourth proportional to 121,166.51, 181,752.19 and 32,419.87 is: 48,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,166.51 : 181,752.19 = 32,419.87 : x
  2. Step 2: Convert to fraction form
    121,166.51/181,752.19 = 32,419.87/x
  3. Step 3: Cross multiply
    121,166.51x = 181,752.19 × 32,419.87
  4. Step 4: Simplify right side
    121,166.51x = 5,892,381,836.59
  5. Step 5: Solve for x
    x = 5,892,381,836.59/121,166.51
  6. Step 6: Final answer
    x = 48,630.45

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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.