Home / 190,531.48-262,937.04-104,485.01

Finding the Fourth Proportional to 190,531.48, 262,937.04 and 104,485.01

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Solution

The fourth proportional to 190,531.48, 262,937.04 and 104,485.01 is: 144,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,531.48 : 262,937.04 = 104,485.01 : x
  2. Step 2: Convert to fraction form
    190,531.48/262,937.04 = 104,485.01/x
  3. Step 3: Cross multiply
    190,531.48x = 262,937.04 × 104,485.01
  4. Step 4: Simplify right side
    190,531.48x = 27,472,978,200.30
  5. Step 5: Solve for x
    x = 27,472,978,200.30/190,531.48
  6. Step 6: Final answer
    x = 144,191.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.