Home / 112,997.51-155,936.08-62,011.07

Finding the Fourth Proportional to 112,997.51, 155,936.08 and 62,011.07

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Solution

The fourth proportional to 112,997.51, 155,936.08 and 62,011.07 is: 85,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,997.51 : 155,936.08 = 62,011.07 : x
  2. Step 2: Convert to fraction form
    112,997.51/155,936.08 = 62,011.07/x
  3. Step 3: Cross multiply
    112,997.51x = 155,936.08 × 62,011.07
  4. Step 4: Simplify right side
    112,997.51x = 9,669,763,407.22
  5. Step 5: Solve for x
    x = 9,669,763,407.22/112,997.51
  6. Step 6: Final answer
    x = 85,575.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.