Home / 127,036.24-190,419.96-42,716.08

Finding the Fourth Proportional to 127,036.24, 190,419.96 and 42,716.08

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Solution

The fourth proportional to 127,036.24, 190,419.96 and 42,716.08 is: 64,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,036.24 : 190,419.96 = 42,716.08 : x
  2. Step 2: Convert to fraction form
    127,036.24/190,419.96 = 42,716.08/x
  3. Step 3: Cross multiply
    127,036.24x = 190,419.96 × 42,716.08
  4. Step 4: Simplify right side
    127,036.24x = 8,133,994,244.96
  5. Step 5: Solve for x
    x = 8,133,994,244.96/127,036.24
  6. Step 6: Final answer
    x = 64,028.93

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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.