Home / 181,734.32-272,644.64-57,075.36

Finding the Fourth Proportional to 181,734.32, 272,644.64 and 57,075.36

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Solution

The fourth proportional to 181,734.32, 272,644.64 and 57,075.36 is: 85,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,734.32 : 272,644.64 = 57,075.36 : x
  2. Step 2: Convert to fraction form
    181,734.32/272,644.64 = 57,075.36/x
  3. Step 3: Cross multiply
    181,734.32x = 272,644.64 × 57,075.36
  4. Step 4: Simplify right side
    181,734.32x = 15,561,290,980.07
  5. Step 5: Solve for x
    x = 15,561,290,980.07/181,734.32
  6. Step 6: Final answer
    x = 85,626.59

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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.