Home / 85,053.23-127,557.04-25,873.01

Finding the Fourth Proportional to 85,053.23, 127,557.04 and 25,873.01

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Solution

The fourth proportional to 85,053.23, 127,557.04 and 25,873.01 is: 38,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,053.23 : 127,557.04 = 25,873.01 : x
  2. Step 2: Convert to fraction form
    85,053.23/127,557.04 = 25,873.01/x
  3. Step 3: Cross multiply
    85,053.23x = 127,557.04 × 25,873.01
  4. Step 4: Simplify right side
    85,053.23x = 3,300,284,571.49
  5. Step 5: Solve for x
    x = 3,300,284,571.49/85,053.23
  6. Step 6: Final answer
    x = 38,802.58

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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.