Home / 229,203.51-343,875.65-109,413.32

Finding the Fourth Proportional to 229,203.51, 343,875.65 and 109,413.32

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Solution

The fourth proportional to 229,203.51, 343,875.65 and 109,413.32 is: 164,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,203.51 : 343,875.65 = 109,413.32 : x
  2. Step 2: Convert to fraction form
    229,203.51/343,875.65 = 109,413.32/x
  3. Step 3: Cross multiply
    229,203.51x = 343,875.65 × 109,413.32
  4. Step 4: Simplify right side
    229,203.51x = 37,624,576,533.66
  5. Step 5: Solve for x
    x = 37,624,576,533.66/229,203.51
  6. Step 6: Final answer
    x = 164,153.58

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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.