Home / 109,002.24-163,566.36-45,817.32

Finding the Fourth Proportional to 109,002.24, 163,566.36 and 45,817.32

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Solution

The fourth proportional to 109,002.24, 163,566.36 and 45,817.32 is: 68,752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,002.24 : 163,566.36 = 45,817.32 : x
  2. Step 2: Convert to fraction form
    109,002.24/163,566.36 = 45,817.32/x
  3. Step 3: Cross multiply
    109,002.24x = 163,566.36 × 45,817.32
  4. Step 4: Simplify right side
    109,002.24x = 7,494,172,257.36
  5. Step 5: Solve for x
    x = 7,494,172,257.36/109,002.24
  6. Step 6: Final answer
    x = 68,752.46

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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.