Home / 281,053.26-421,566.93-103,548.24

Finding the Fourth Proportional to 281,053.26, 421,566.93 and 103,548.24

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Solution

The fourth proportional to 281,053.26, 421,566.93 and 103,548.24 is: 155,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,053.26 : 421,566.93 = 103,548.24 : x
  2. Step 2: Convert to fraction form
    281,053.26/421,566.93 = 103,548.24/x
  3. Step 3: Cross multiply
    281,053.26x = 421,566.93 × 103,548.24
  4. Step 4: Simplify right side
    281,053.26x = 43,652,513,643.70
  5. Step 5: Solve for x
    x = 43,652,513,643.70/281,053.26
  6. Step 6: Final answer
    x = 155,317.59

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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.