Home / 121,984.93-182,836.99-47,071.94

Finding the Fourth Proportional to 121,984.93, 182,836.99 and 47,071.94

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Solution

The fourth proportional to 121,984.93, 182,836.99 and 47,071.94 is: 70,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,984.93 : 182,836.99 = 47,071.94 : x
  2. Step 2: Convert to fraction form
    121,984.93/182,836.99 = 47,071.94/x
  3. Step 3: Cross multiply
    121,984.93x = 182,836.99 × 47,071.94
  4. Step 4: Simplify right side
    121,984.93x = 8,606,492,162.47
  5. Step 5: Solve for x
    x = 8,606,492,162.47/121,984.93
  6. Step 6: Final answer
    x = 70,553.73

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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.