Home / 155,967.14-234,054.53-84,907.71

Finding the Fourth Proportional to 155,967.14, 234,054.53 and 84,907.71

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Solution

The fourth proportional to 155,967.14, 234,054.53 and 84,907.71 is: 127,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,967.14 : 234,054.53 = 84,907.71 : x
  2. Step 2: Convert to fraction form
    155,967.14/234,054.53 = 84,907.71/x
  3. Step 3: Cross multiply
    155,967.14x = 234,054.53 × 84,907.71
  4. Step 4: Simplify right side
    155,967.14x = 19,873,034,157.43
  5. Step 5: Solve for x
    x = 19,873,034,157.43/155,967.14
  6. Step 6: Final answer
    x = 127,418.08

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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.