Home / 94,889.32-142,224.40-35,687.20

Finding the Fourth Proportional to 94,889.32, 142,224.40 and 35,687.20

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Solution

The fourth proportional to 94,889.32, 142,224.40 and 35,687.20 is: 53,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,889.32 : 142,224.40 = 35,687.20 : x
  2. Step 2: Convert to fraction form
    94,889.32/142,224.40 = 35,687.20/x
  3. Step 3: Cross multiply
    94,889.32x = 142,224.40 × 35,687.20
  4. Step 4: Simplify right side
    94,889.32x = 5,075,590,607.68
  5. Step 5: Solve for x
    x = 5,075,590,607.68/94,889.32
  6. Step 6: Final answer
    x = 53,489.59

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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.