Home / 140,153.82-210,264.22-45,384.11

Finding the Fourth Proportional to 140,153.82, 210,264.22 and 45,384.11

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Solution

The fourth proportional to 140,153.82, 210,264.22 and 45,384.11 is: 68,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,153.82 : 210,264.22 = 45,384.11 : x
  2. Step 2: Convert to fraction form
    140,153.82/210,264.22 = 45,384.11/x
  3. Step 3: Cross multiply
    140,153.82x = 210,264.22 × 45,384.11
  4. Step 4: Simplify right side
    140,153.82x = 9,542,653,324.76
  5. Step 5: Solve for x
    x = 9,542,653,324.76/140,153.82
  6. Step 6: Final answer
    x = 68,087.00

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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.