Home / 74,979-112,381.02-41,683.14

Finding the Fourth Proportional to 74,979, 112,381.02 and 41,683.14

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Solution

The fourth proportional to 74,979, 112,381.02 and 41,683.14 is: 62,476.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,979 : 112,381.02 = 41,683.14 : x
  2. Step 2: Convert to fraction form
    74,979/112,381.02 = 41,683.14/x
  3. Step 3: Cross multiply
    74,979x = 112,381.02 × 41,683.14
  4. Step 4: Simplify right side
    74,979x = 4,684,393,790.00
  5. Step 5: Solve for x
    x = 4,684,393,790.00/74,979
  6. Step 6: Final answer
    x = 62,476.08

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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.