Home / 63,487.10-87,611.61-34,808.35

Finding the Fourth Proportional to 63,487.10, 87,611.61 and 34,808.35

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Solution

The fourth proportional to 63,487.10, 87,611.61 and 34,808.35 is: 48,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,487.10 : 87,611.61 = 34,808.35 : x
  2. Step 2: Convert to fraction form
    63,487.10/87,611.61 = 34,808.35/x
  3. Step 3: Cross multiply
    63,487.10x = 87,611.61 × 34,808.35
  4. Step 4: Simplify right side
    63,487.10x = 3,049,615,629.93
  5. Step 5: Solve for x
    x = 3,049,615,629.93/63,487.10
  6. Step 6: Final answer
    x = 48,035.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.