Home / 45,734.83-68,602.24-30,148.81

Finding the Fourth Proportional to 45,734.83, 68,602.24 and 30,148.81

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Solution

The fourth proportional to 45,734.83, 68,602.24 and 30,148.81 is: 45,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.83 : 68,602.24 = 30,148.81 : x
  2. Step 2: Convert to fraction form
    45,734.83/68,602.24 = 30,148.81/x
  3. Step 3: Cross multiply
    45,734.83x = 68,602.24 × 30,148.81
  4. Step 4: Simplify right side
    45,734.83x = 2,068,275,652.46
  5. Step 5: Solve for x
    x = 2,068,275,652.46/45,734.83
  6. Step 6: Final answer
    x = 45,223.21

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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.