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Finding the Fourth Proportional to 64,259.92, 96,365.94 and 22,128.28

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Solution

The fourth proportional to 64,259.92, 96,365.94 and 22,128.28 is: 33,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,259.92 : 96,365.94 = 22,128.28 : x
  2. Step 2: Convert to fraction form
    64,259.92/96,365.94 = 22,128.28/x
  3. Step 3: Cross multiply
    64,259.92x = 96,365.94 × 22,128.28
  4. Step 4: Simplify right side
    64,259.92x = 2,132,412,502.78
  5. Step 5: Solve for x
    x = 2,132,412,502.78/64,259.92
  6. Step 6: Final answer
    x = 33,184.18

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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.