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Finding the Fourth Proportional to 63,305.14, 87,357.54 and 34,619.10

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Solution

The fourth proportional to 63,305.14, 87,357.54 and 34,619.10 is: 47,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,305.14 : 87,357.54 = 34,619.10 : x
  2. Step 2: Convert to fraction form
    63,305.14/87,357.54 = 34,619.10/x
  3. Step 3: Cross multiply
    63,305.14x = 87,357.54 × 34,619.10
  4. Step 4: Simplify right side
    63,305.14x = 3,024,239,413.01
  5. Step 5: Solve for x
    x = 3,024,239,413.01/63,305.14
  6. Step 6: Final answer
    x = 47,772.41

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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.