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Finding the Fourth Proportional to 63,292.71, 87,341.09 and 34,611.60

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Solution

The fourth proportional to 63,292.71, 87,341.09 and 34,611.60 is: 47,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,292.71 : 87,341.09 = 34,611.60 : x
  2. Step 2: Convert to fraction form
    63,292.71/87,341.09 = 34,611.60/x
  3. Step 3: Cross multiply
    63,292.71x = 87,341.09 × 34,611.60
  4. Step 4: Simplify right side
    63,292.71x = 3,023,014,697.59
  5. Step 5: Solve for x
    x = 3,023,014,697.59/63,292.71
  6. Step 6: Final answer
    x = 47,762.45

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1.5x scale

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.