Home / 45,200.22-62,401.13-30,881.58

Finding the Fourth Proportional to 45,200.22, 62,401.13 and 30,881.58

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Solution

The fourth proportional to 45,200.22, 62,401.13 and 30,881.58 is: 42,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,200.22 : 62,401.13 = 30,881.58 : x
  2. Step 2: Convert to fraction form
    45,200.22/62,401.13 = 30,881.58/x
  3. Step 3: Cross multiply
    45,200.22x = 62,401.13 × 30,881.58
  4. Step 4: Simplify right side
    45,200.22x = 1,927,045,021.77
  5. Step 5: Solve for x
    x = 1,927,045,021.77/45,200.22
  6. Step 6: Final answer
    x = 42,633.54

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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.