Home / 64,899.81-97,345.10-17,517.60

Finding the Fourth Proportional to 64,899.81, 97,345.10 and 17,517.60

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Solution

The fourth proportional to 64,899.81, 97,345.10 and 17,517.60 is: 26,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,899.81 : 97,345.10 = 17,517.60 : x
  2. Step 2: Convert to fraction form
    64,899.81/97,345.10 = 17,517.60/x
  3. Step 3: Cross multiply
    64,899.81x = 97,345.10 × 17,517.60
  4. Step 4: Simplify right side
    64,899.81x = 1,705,252,567.55
  5. Step 5: Solve for x
    x = 1,705,252,567.55/64,899.81
  6. Step 6: Final answer
    x = 26,275.16

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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.