Home / 61,727.02-85,185.05-34,870.66

Finding the Fourth Proportional to 61,727.02, 85,185.05 and 34,870.66

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Solution

The fourth proportional to 61,727.02, 85,185.05 and 34,870.66 is: 48,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,727.02 : 85,185.05 = 34,870.66 : x
  2. Step 2: Convert to fraction form
    61,727.02/85,185.05 = 34,870.66/x
  3. Step 3: Cross multiply
    61,727.02x = 85,185.05 × 34,870.66
  4. Step 4: Simplify right side
    61,727.02x = 2,970,458,528.32
  5. Step 5: Solve for x
    x = 2,970,458,528.32/61,727.02
  6. Step 6: Final answer
    x = 48,122.50

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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.