Home / 121,160.98-181,727.04-32,421.34

Finding the Fourth Proportional to 121,160.98, 181,727.04 and 32,421.34

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Solution

The fourth proportional to 121,160.98, 181,727.04 and 32,421.34 is: 48,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,160.98 : 181,727.04 = 32,421.34 : x
  2. Step 2: Convert to fraction form
    121,160.98/181,727.04 = 32,421.34/x
  3. Step 3: Cross multiply
    121,160.98x = 181,727.04 × 32,421.34
  4. Step 4: Simplify right side
    121,160.98x = 5,891,834,151.03
  5. Step 5: Solve for x
    x = 5,891,834,151.03/121,160.98
  6. Step 6: Final answer
    x = 48,628.15

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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.