Home / 49,339.81-68,073.40-30,199.63

Finding the Fourth Proportional to 49,339.81, 68,073.40 and 30,199.63

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Solution

The fourth proportional to 49,339.81, 68,073.40 and 30,199.63 is: 41,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,339.81 : 68,073.40 = 30,199.63 : x
  2. Step 2: Convert to fraction form
    49,339.81/68,073.40 = 30,199.63/x
  3. Step 3: Cross multiply
    49,339.81x = 68,073.40 × 30,199.63
  4. Step 4: Simplify right side
    49,339.81x = 2,055,791,492.84
  5. Step 5: Solve for x
    x = 2,055,791,492.84/49,339.81
  6. Step 6: Final answer
    x = 41,665.98

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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.