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Finding the Third Proportional to 85,617.50 and 134,303.75

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Solution

The third proportional to 85,617.50 and 134,303.75 is: 210,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,617.50 : 134,303.75 = 134,303.75 : x
  2. Step 2: Convert to fraction form
    85,617.50/134,303.75 = 134,303.75/x
  3. Step 3: Cross multiply
    85,617.50x = 134,303.75 × 134,303.75
  4. Step 4: Simplify right side
    85,617.50x = 18,037,497,264.06
  5. Step 5: Solve for x
    x = 18,037,497,264.06/85,617.50
  6. Step 6: Final answer
    x = 210,675.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.