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Finding the Fourth Proportional to 63,503.68, 87,635.10 and 35,208.76

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Solution

The fourth proportional to 63,503.68, 87,635.10 and 35,208.76 is: 48,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.68 : 87,635.10 = 35,208.76 : x
  2. Step 2: Convert to fraction form
    63,503.68/87,635.10 = 35,208.76/x
  3. Step 3: Cross multiply
    63,503.68x = 87,635.10 × 35,208.76
  4. Step 4: Simplify right side
    63,503.68x = 3,085,523,203.48
  5. Step 5: Solve for x
    x = 3,085,523,203.48/63,503.68
  6. Step 6: Final answer
    x = 48,588.10

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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.