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Finding the Fourth Proportional to 147,376.33, 220,879.64 and 63,037.47

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Solution

The fourth proportional to 147,376.33, 220,879.64 and 63,037.47 is: 94,477.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,376.33 : 220,879.64 = 63,037.47 : x
  2. Step 2: Convert to fraction form
    147,376.33/220,879.64 = 63,037.47/x
  3. Step 3: Cross multiply
    147,376.33x = 220,879.64 × 63,037.47
  4. Step 4: Simplify right side
    147,376.33x = 13,923,694,666.00
  5. Step 5: Solve for x
    x = 13,923,694,666.00/147,376.33
  6. Step 6: Final answer
    x = 94,477.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.