Home / 109,283.22-163,976.67-64,997.28

Finding the Fourth Proportional to 109,283.22, 163,976.67 and 64,997.28

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Solution

The fourth proportional to 109,283.22, 163,976.67 and 64,997.28 is: 97,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.22 : 163,976.67 = 64,997.28 : x
  2. Step 2: Convert to fraction form
    109,283.22/163,976.67 = 64,997.28/x
  3. Step 3: Cross multiply
    109,283.22x = 163,976.67 × 64,997.28
  4. Step 4: Simplify right side
    109,283.22x = 10,658,037,533.46
  5. Step 5: Solve for x
    x = 10,658,037,533.46/109,283.22
  6. Step 6: Final answer
    x = 97,526.75

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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.