Home / 258,656.08-356,891.88-151,205.32

Finding the Fourth Proportional to 258,656.08, 356,891.88 and 151,205.32

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Solution

The fourth proportional to 258,656.08, 356,891.88 and 151,205.32 is: 208,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,656.08 : 356,891.88 = 151,205.32 : x
  2. Step 2: Convert to fraction form
    258,656.08/356,891.88 = 151,205.32/x
  3. Step 3: Cross multiply
    258,656.08x = 356,891.88 × 151,205.32
  4. Step 4: Simplify right side
    258,656.08x = 53,963,950,920.80
  5. Step 5: Solve for x
    x = 53,963,950,920.80/258,656.08
  6. Step 6: Final answer
    x = 208,632.06

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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.