Home / 74,878.02-103,331.16-41,344.02

Finding the Fourth Proportional to 74,878.02, 103,331.16 and 41,344.02

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Solution

The fourth proportional to 74,878.02, 103,331.16 and 41,344.02 is: 57,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,878.02 : 103,331.16 = 41,344.02 : x
  2. Step 2: Convert to fraction form
    74,878.02/103,331.16 = 41,344.02/x
  3. Step 3: Cross multiply
    74,878.02x = 103,331.16 × 41,344.02
  4. Step 4: Simplify right side
    74,878.02x = 4,272,125,545.66
  5. Step 5: Solve for x
    x = 4,272,125,545.66/74,878.02
  6. Step 6: Final answer
    x = 57,054.47

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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.