Home / 121,378.16-182,066.94-32,631.66

Finding the Fourth Proportional to 121,378.16, 182,066.94 and 32,631.66

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Solution

The fourth proportional to 121,378.16, 182,066.94 and 32,631.66 is: 48,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,378.16 : 182,066.94 = 32,631.66 : x
  2. Step 2: Convert to fraction form
    121,378.16/182,066.94 = 32,631.66/x
  3. Step 3: Cross multiply
    121,378.16x = 182,066.94 × 32,631.66
  4. Step 4: Simplify right side
    121,378.16x = 5,941,146,483.32
  5. Step 5: Solve for x
    x = 5,941,146,483.32/121,378.16
  6. Step 6: Final answer
    x = 48,947.41

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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.