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Finding the Fourth Proportional to 64,607.48, 96,913.04 and 17,860.35

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Solution

The fourth proportional to 64,607.48, 96,913.04 and 17,860.35 is: 26,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,607.48 : 96,913.04 = 17,860.35 : x
  2. Step 2: Convert to fraction form
    64,607.48/96,913.04 = 17,860.35/x
  3. Step 3: Cross multiply
    64,607.48x = 96,913.04 × 17,860.35
  4. Step 4: Simplify right side
    64,607.48x = 1,730,901,188.55
  5. Step 5: Solve for x
    x = 1,730,901,188.55/64,607.48
  6. Step 6: Final answer
    x = 26,791.03

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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.