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Finding the Fourth Proportional to 64,817.88, 97,226.81 and 15,569.88

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Solution

The fourth proportional to 64,817.88, 97,226.81 and 15,569.88 is: 23,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,817.88 : 97,226.81 = 15,569.88 : x
  2. Step 2: Convert to fraction form
    64,817.88/97,226.81 = 15,569.88/x
  3. Step 3: Cross multiply
    64,817.88x = 97,226.81 × 15,569.88
  4. Step 4: Simplify right side
    64,817.88x = 1,513,809,764.48
  5. Step 5: Solve for x
    x = 1,513,809,764.48/64,817.88
  6. Step 6: Final answer
    x = 23,354.82

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1.5x scale

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.