Home / 121,206.10-181,809.15-32,473.30

Finding the Fourth Proportional to 121,206.10, 181,809.15 and 32,473.30

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Solution

The fourth proportional to 121,206.10, 181,809.15 and 32,473.30 is: 48,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,206.10 : 181,809.15 = 32,473.30 : x
  2. Step 2: Convert to fraction form
    121,206.10/181,809.15 = 32,473.30/x
  3. Step 3: Cross multiply
    121,206.10x = 181,809.15 × 32,473.30
  4. Step 4: Simplify right side
    121,206.10x = 5,903,943,070.70
  5. Step 5: Solve for x
    x = 5,903,943,070.70/121,206.10
  6. Step 6: Final answer
    x = 48,709.95

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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.