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Finding the Fourth Proportional to 48,698.67, 73,053.78 and 46,041.45

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Solution

The fourth proportional to 48,698.67, 73,053.78 and 46,041.45 is: 69,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,698.67 : 73,053.78 = 46,041.45 : x
  2. Step 2: Convert to fraction form
    48,698.67/73,053.78 = 46,041.45/x
  3. Step 3: Cross multiply
    48,698.67x = 73,053.78 × 46,041.45
  4. Step 4: Simplify right side
    48,698.67x = 3,363,501,959.18
  5. Step 5: Solve for x
    x = 3,363,501,959.18/48,698.67
  6. Step 6: Final answer
    x = 69,067.63

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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.