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Finding the Fourth Proportional to 64,339.48, 96,485.50 and 22,208.84

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Solution

The fourth proportional to 64,339.48, 96,485.50 and 22,208.84 is: 33,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,339.48 : 96,485.50 = 22,208.84 : x
  2. Step 2: Convert to fraction form
    64,339.48/96,485.50 = 22,208.84/x
  3. Step 3: Cross multiply
    64,339.48x = 96,485.50 × 22,208.84
  4. Step 4: Simplify right side
    64,339.48x = 2,142,831,031.82
  5. Step 5: Solve for x
    x = 2,142,831,031.82/64,339.48
  6. Step 6: Final answer
    x = 33,305.07

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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.