Home / 55,991.39-83,962.31-29,690.01

Finding the Fourth Proportional to 55,991.39, 83,962.31 and 29,690.01

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Solution

The fourth proportional to 55,991.39, 83,962.31 and 29,690.01 is: 44,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,991.39 : 83,962.31 = 29,690.01 : x
  2. Step 2: Convert to fraction form
    55,991.39/83,962.31 = 29,690.01/x
  3. Step 3: Cross multiply
    55,991.39x = 83,962.31 × 29,690.01
  4. Step 4: Simplify right side
    55,991.39x = 2,492,841,675.07
  5. Step 5: Solve for x
    x = 2,492,841,675.07/55,991.39
  6. Step 6: Final answer
    x = 44,521.88

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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.