Home / 49,234.23-67,903.11-31,298.40

Finding the Fourth Proportional to 49,234.23, 67,903.11 and 31,298.40

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Solution

The fourth proportional to 49,234.23, 67,903.11 and 31,298.40 is: 43,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,234.23 : 67,903.11 = 31,298.40 : x
  2. Step 2: Convert to fraction form
    49,234.23/67,903.11 = 31,298.40/x
  3. Step 3: Cross multiply
    49,234.23x = 67,903.11 × 31,298.40
  4. Step 4: Simplify right side
    49,234.23x = 2,125,258,698.02
  5. Step 5: Solve for x
    x = 2,125,258,698.02/49,234.23
  6. Step 6: Final answer
    x = 43,166.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.