Home / 228,844.04-315,739.62-133,332.28

Finding the Fourth Proportional to 228,844.04, 315,739.62 and 133,332.28

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Solution

The fourth proportional to 228,844.04, 315,739.62 and 133,332.28 is: 183,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,844.04 : 315,739.62 = 133,332.28 : x
  2. Step 2: Convert to fraction form
    228,844.04/315,739.62 = 133,332.28/x
  3. Step 3: Cross multiply
    228,844.04x = 315,739.62 × 133,332.28
  4. Step 4: Simplify right side
    228,844.04x = 42,098,282,631.58
  5. Step 5: Solve for x
    x = 42,098,282,631.58/228,844.04
  6. Step 6: Final answer
    x = 183,960.59

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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.