Home / 85,333.00-127,994.70-26,168.51

Finding the Fourth Proportional to 85,333.00, 127,994.70 and 26,168.51

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Solution

The fourth proportional to 85,333.00, 127,994.70 and 26,168.51 is: 39,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,333.00 : 127,994.70 = 26,168.51 : x
  2. Step 2: Convert to fraction form
    85,333.00/127,994.70 = 26,168.51/x
  3. Step 3: Cross multiply
    85,333.00x = 127,994.70 × 26,168.51
  4. Step 4: Simplify right side
    85,333.00x = 3,349,430,045.06
  5. Step 5: Solve for x
    x = 3,349,430,045.06/85,333.00
  6. Step 6: Final answer
    x = 39,251.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.