Home / 121,948.38-182,942.37-37,688.88

Finding the Fourth Proportional to 121,948.38, 182,942.37 and 37,688.88

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Solution

The fourth proportional to 121,948.38, 182,942.37 and 37,688.88 is: 56,539.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,948.38 : 182,942.37 = 37,688.88 : x
  2. Step 2: Convert to fraction form
    121,948.38/182,942.37 = 37,688.88/x
  3. Step 3: Cross multiply
    121,948.38x = 182,942.37 × 37,688.88
  4. Step 4: Simplify right side
    121,948.38x = 6,894,893,029.85
  5. Step 5: Solve for x
    x = 6,894,893,029.85/121,948.38
  6. Step 6: Final answer
    x = 56,539.44

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1.5x scale

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.