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Finding the Fourth Proportional to 64,071.33, 96,108.51 and 19,698.48

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Solution

The fourth proportional to 64,071.33, 96,108.51 and 19,698.48 is: 29,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,071.33 : 96,108.51 = 19,698.48 : x
  2. Step 2: Convert to fraction form
    64,071.33/96,108.51 = 19,698.48/x
  3. Step 3: Cross multiply
    64,071.33x = 96,108.51 × 19,698.48
  4. Step 4: Simplify right side
    64,071.33x = 1,893,191,562.06
  5. Step 5: Solve for x
    x = 1,893,191,562.06/64,071.33
  6. Step 6: Final answer
    x = 29,548.19

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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.