Home / 153,904.03-230,505.41-125,782.04

Finding the Fourth Proportional to 153,904.03, 230,505.41 and 125,782.04

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Solution

The fourth proportional to 153,904.03, 230,505.41 and 125,782.04 is: 188,386.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,904.03 : 230,505.41 = 125,782.04 : x
  2. Step 2: Convert to fraction form
    153,904.03/230,505.41 = 125,782.04/x
  3. Step 3: Cross multiply
    153,904.03x = 230,505.41 × 125,782.04
  4. Step 4: Simplify right side
    153,904.03x = 28,993,441,591.56
  5. Step 5: Solve for x
    x = 28,993,441,591.56/153,904.03
  6. Step 6: Final answer
    x = 188,386.50

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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.