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Finding the Fourth Proportional to 63,657.36, 87,845.58 and 35,363.12

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Solution

The fourth proportional to 63,657.36, 87,845.58 and 35,363.12 is: 48,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,657.36 : 87,845.58 = 35,363.12 : x
  2. Step 2: Convert to fraction form
    63,657.36/87,845.58 = 35,363.12/x
  3. Step 3: Cross multiply
    63,657.36x = 87,845.58 × 35,363.12
  4. Step 4: Simplify right side
    63,657.36x = 3,106,493,347.78
  5. Step 5: Solve for x
    x = 3,106,493,347.78/63,657.36
  6. Step 6: Final answer
    x = 48,800.22

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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.