Home / 152,956.94-211,114.34-84,997.28

Finding the Fourth Proportional to 152,956.94, 211,114.34 and 84,997.28

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Solution

The fourth proportional to 152,956.94, 211,114.34 and 84,997.28 is: 117,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,956.94 : 211,114.34 = 84,997.28 : x
  2. Step 2: Convert to fraction form
    152,956.94/211,114.34 = 84,997.28/x
  3. Step 3: Cross multiply
    152,956.94x = 211,114.34 × 84,997.28
  4. Step 4: Simplify right side
    152,956.94x = 17,944,145,418.27
  5. Step 5: Solve for x
    x = 17,944,145,418.27/152,956.94
  6. Step 6: Final answer
    x = 117,315.01

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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.