Home / 45,802.18-68,702.73-25,813.18

Finding the Fourth Proportional to 45,802.18, 68,702.73 and 25,813.18

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Solution

The fourth proportional to 45,802.18, 68,702.73 and 25,813.18 is: 38,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,802.18 : 68,702.73 = 25,813.18 : x
  2. Step 2: Convert to fraction form
    45,802.18/68,702.73 = 25,813.18/x
  3. Step 3: Cross multiply
    45,802.18x = 68,702.73 × 25,813.18
  4. Step 4: Simplify right side
    45,802.18x = 1,773,435,935.98
  5. Step 5: Solve for x
    x = 1,773,435,935.98/45,802.18
  6. Step 6: Final answer
    x = 38,719.47

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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.