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Finding the Third Proportional to 58,300.13 and 128,851.44

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Solution

The third proportional to 58,300.13 and 128,851.44 is: 284,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,300.13 : 128,851.44 = 128,851.44 : x
  2. Step 2: Convert to fraction form
    58,300.13/128,851.44 = 128,851.44/x
  3. Step 3: Cross multiply
    58,300.13x = 128,851.44 × 128,851.44
  4. Step 4: Simplify right side
    58,300.13x = 16,602,692,945.82
  5. Step 5: Solve for x
    x = 16,602,692,945.82/58,300.13
  6. Step 6: Final answer
    x = 284,779.71

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.