Home / 64,098.12-96,160.54-21,976.50

Finding the Fourth Proportional to 64,098.12, 96,160.54 and 21,976.50

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Solution

The fourth proportional to 64,098.12, 96,160.54 and 21,976.50 is: 32,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,098.12 : 96,160.54 = 21,976.50 : x
  2. Step 2: Convert to fraction form
    64,098.12/96,160.54 = 21,976.50/x
  3. Step 3: Cross multiply
    64,098.12x = 96,160.54 × 21,976.50
  4. Step 4: Simplify right side
    64,098.12x = 2,113,272,107.31
  5. Step 5: Solve for x
    x = 2,113,272,107.31/64,098.12
  6. Step 6: Final answer
    x = 32,969.33

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1.5x scale

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.