Home / 64,732.92-97,099.61-17,985.80

Finding the Fourth Proportional to 64,732.92, 97,099.61 and 17,985.80

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Solution

The fourth proportional to 64,732.92, 97,099.61 and 17,985.80 is: 26,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,732.92 : 97,099.61 = 17,985.80 : x
  2. Step 2: Convert to fraction form
    64,732.92/97,099.61 = 17,985.80/x
  3. Step 3: Cross multiply
    64,732.92x = 97,099.61 × 17,985.80
  4. Step 4: Simplify right side
    64,732.92x = 1,746,413,873.34
  5. Step 5: Solve for x
    x = 1,746,413,873.34/64,732.92
  6. Step 6: Final answer
    x = 26,978.76

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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.