Home / 250,976.72-346,509.96-155,585.36

Finding the Fourth Proportional to 250,976.72, 346,509.96 and 155,585.36

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Solution

The fourth proportional to 250,976.72, 346,509.96 and 155,585.36 is: 214,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,976.72 : 346,509.96 = 155,585.36 : x
  2. Step 2: Convert to fraction form
    250,976.72/346,509.96 = 155,585.36/x
  3. Step 3: Cross multiply
    250,976.72x = 346,509.96 × 155,585.36
  4. Step 4: Simplify right side
    250,976.72x = 53,911,876,870.19
  5. Step 5: Solve for x
    x = 53,911,876,870.19/250,976.72
  6. Step 6: Final answer
    x = 214,808.28

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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.