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Finding the Fourth Proportional to 61,709.04, 85,159.08 and 34,852.68

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Solution

The fourth proportional to 61,709.04, 85,159.08 and 34,852.68 is: 48,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,709.04 : 85,159.08 = 34,852.68 : x
  2. Step 2: Convert to fraction form
    61,709.04/85,159.08 = 34,852.68/x
  3. Step 3: Cross multiply
    61,709.04x = 85,159.08 × 34,852.68
  4. Step 4: Simplify right side
    61,709.04x = 2,968,022,164.33
  5. Step 5: Solve for x
    x = 2,968,022,164.33/61,709.04
  6. Step 6: Final answer
    x = 48,097.04

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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.