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Finding the Third Proportional to 28,702.31 and 62,953.13

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Solution

The third proportional to 28,702.31 and 62,953.13 is: 138,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,702.31 : 62,953.13 = 62,953.13 : x
  2. Step 2: Convert to fraction form
    28,702.31/62,953.13 = 62,953.13/x
  3. Step 3: Cross multiply
    28,702.31x = 62,953.13 × 62,953.13
  4. Step 4: Simplify right side
    28,702.31x = 3,963,095,947.27
  5. Step 5: Solve for x
    x = 3,963,095,947.27/28,702.31
  6. Step 6: Final answer
    x = 138,075.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.