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Finding the Fourth Proportional to 64,334.93, 96,523.04 and 19,970.42

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Solution

The fourth proportional to 64,334.93, 96,523.04 and 19,970.42 is: 29,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,334.93 : 96,523.04 = 19,970.42 : x
  2. Step 2: Convert to fraction form
    64,334.93/96,523.04 = 19,970.42/x
  3. Step 3: Cross multiply
    64,334.93x = 96,523.04 × 19,970.42
  4. Step 4: Simplify right side
    64,334.93x = 1,927,605,215.79
  5. Step 5: Solve for x
    x = 1,927,605,215.79/64,334.93
  6. Step 6: Final answer
    x = 29,962.03

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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.