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Finding the Fourth Proportional to 64,448.04, 96,671.88 and 17,700.96

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Solution

The fourth proportional to 64,448.04, 96,671.88 and 17,700.96 is: 26,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448.04 : 96,671.88 = 17,700.96 : x
  2. Step 2: Convert to fraction form
    64,448.04/96,671.88 = 17,700.96/x
  3. Step 3: Cross multiply
    64,448.04x = 96,671.88 × 17,700.96
  4. Step 4: Simplify right side
    64,448.04x = 1,711,185,081.00
  5. Step 5: Solve for x
    x = 1,711,185,081.00/64,448.04
  6. Step 6: Final answer
    x = 26,551.39

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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.