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Finding the Fourth Proportional to 63,703.45, 87,911.40 and 35,024.59

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Solution

The fourth proportional to 63,703.45, 87,911.40 and 35,024.59 is: 48,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,703.45 : 87,911.40 = 35,024.59 : x
  2. Step 2: Convert to fraction form
    63,703.45/87,911.40 = 35,024.59/x
  3. Step 3: Cross multiply
    63,703.45x = 87,911.40 × 35,024.59
  4. Step 4: Simplify right side
    63,703.45x = 3,079,060,741.33
  5. Step 5: Solve for x
    x = 3,079,060,741.33/63,703.45
  6. Step 6: Final answer
    x = 48,334.29

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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.