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Finding the Fourth Proportional to 63,151.99, 87,151.86 and 34,473.35

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Solution

The fourth proportional to 63,151.99, 87,151.86 and 34,473.35 is: 47,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,151.99 : 87,151.86 = 34,473.35 : x
  2. Step 2: Convert to fraction form
    63,151.99/87,151.86 = 34,473.35/x
  3. Step 3: Cross multiply
    63,151.99x = 87,151.86 × 34,473.35
  4. Step 4: Simplify right side
    63,151.99x = 3,004,416,704.63
  5. Step 5: Solve for x
    x = 3,004,416,704.63/63,151.99
  6. Step 6: Final answer
    x = 47,574.38

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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.