Home / 45,888.84-68,818.68-31,192.20

Finding the Fourth Proportional to 45,888.84, 68,818.68 and 31,192.20

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Solution

The fourth proportional to 45,888.84, 68,818.68 and 31,192.20 is: 46,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.84 : 68,818.68 = 31,192.20 : x
  2. Step 2: Convert to fraction form
    45,888.84/68,818.68 = 31,192.20/x
  3. Step 3: Cross multiply
    45,888.84x = 68,818.68 × 31,192.20
  4. Step 4: Simplify right side
    45,888.84x = 2,146,605,874.34
  5. Step 5: Solve for x
    x = 2,146,605,874.34/45,888.84
  6. Step 6: Final answer
    x = 46,778.39

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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.