Home / 152,872.03-210,965.61-84,893.23

Finding the Fourth Proportional to 152,872.03, 210,965.61 and 84,893.23

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Solution

The fourth proportional to 152,872.03, 210,965.61 and 84,893.23 is: 117,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,872.03 : 210,965.61 = 84,893.23 : x
  2. Step 2: Convert to fraction form
    152,872.03/210,965.61 = 84,893.23/x
  3. Step 3: Cross multiply
    152,872.03x = 210,965.61 × 84,893.23
  4. Step 4: Simplify right side
    152,872.03x = 17,909,552,051.82
  5. Step 5: Solve for x
    x = 17,909,552,051.82/152,872.03
  6. Step 6: Final answer
    x = 117,153.88

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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.