Home / 56,401.58-84,643.74-45,440.62

Finding the Fourth Proportional to 56,401.58, 84,643.74 and 45,440.62

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Solution

The fourth proportional to 56,401.58, 84,643.74 and 45,440.62 is: 68,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,401.58 : 84,643.74 = 45,440.62 : x
  2. Step 2: Convert to fraction form
    56,401.58/84,643.74 = 45,440.62/x
  3. Step 3: Cross multiply
    56,401.58x = 84,643.74 × 45,440.62
  4. Step 4: Simplify right side
    56,401.58x = 3,846,264,024.72
  5. Step 5: Solve for x
    x = 3,846,264,024.72/56,401.58
  6. Step 6: Final answer
    x = 68,194.26

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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.