Home / 64,731.78-97,097.64-17,984.64

Finding the Fourth Proportional to 64,731.78, 97,097.64 and 17,984.64

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Solution

The fourth proportional to 64,731.78, 97,097.64 and 17,984.64 is: 26,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,731.78 : 97,097.64 = 17,984.64 : x
  2. Step 2: Convert to fraction form
    64,731.78/97,097.64 = 17,984.64/x
  3. Step 3: Cross multiply
    64,731.78x = 97,097.64 × 17,984.64
  4. Step 4: Simplify right side
    64,731.78x = 1,746,266,100.25
  5. Step 5: Solve for x
    x = 1,746,266,100.25/64,731.78
  6. Step 6: Final answer
    x = 26,976.95

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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.