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Finding the Third Proportional to 112,767.19 and 130,627.69

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Solution

The third proportional to 112,767.19 and 130,627.69 is: 151,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,767.19 : 130,627.69 = 130,627.69 : x
  2. Step 2: Convert to fraction form
    112,767.19/130,627.69 = 130,627.69/x
  3. Step 3: Cross multiply
    112,767.19x = 130,627.69 × 130,627.69
  4. Step 4: Simplify right side
    112,767.19x = 17,063,592,741.60
  5. Step 5: Solve for x
    x = 17,063,592,741.60/112,767.19
  6. Step 6: Final answer
    x = 151,317.00

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Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.