Home / 45,807.84-68,756.16-22,132.08

Finding the Fourth Proportional to 45,807.84, 68,756.16 and 22,132.08

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Solution

The fourth proportional to 45,807.84, 68,756.16 and 22,132.08 is: 33,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.84 : 68,756.16 = 22,132.08 : x
  2. Step 2: Convert to fraction form
    45,807.84/68,756.16 = 22,132.08/x
  3. Step 3: Cross multiply
    45,807.84x = 68,756.16 × 22,132.08
  4. Step 4: Simplify right side
    45,807.84x = 1,521,716,833.61
  5. Step 5: Solve for x
    x = 1,521,716,833.61/45,807.84
  6. Step 6: Final answer
    x = 33,219.57

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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.