Home / 104,275.14-156,412.89-25,389.42

Finding the Fourth Proportional to 104,275.14, 156,412.89 and 25,389.42

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Solution

The fourth proportional to 104,275.14, 156,412.89 and 25,389.42 is: 38,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,275.14 : 156,412.89 = 25,389.42 : x
  2. Step 2: Convert to fraction form
    104,275.14/156,412.89 = 25,389.42/x
  3. Step 3: Cross multiply
    104,275.14x = 156,412.89 × 25,389.42
  4. Step 4: Simplify right side
    104,275.14x = 3,971,232,557.62
  5. Step 5: Solve for x
    x = 3,971,232,557.62/104,275.14
  6. Step 6: Final answer
    x = 38,084.17

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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.