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Finding the Fourth Proportional to 61,664.76, 85,097.52 and 33,370.65

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Solution

The fourth proportional to 61,664.76, 85,097.52 and 33,370.65 is: 46,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,664.76 : 85,097.52 = 33,370.65 : x
  2. Step 2: Convert to fraction form
    61,664.76/85,097.52 = 33,370.65/x
  3. Step 3: Cross multiply
    61,664.76x = 85,097.52 × 33,370.65
  4. Step 4: Simplify right side
    61,664.76x = 2,839,759,555.79
  5. Step 5: Solve for x
    x = 2,839,759,555.79/61,664.76
  6. Step 6: Final answer
    x = 46,051.58

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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.