Home / 200,835.04-277,143-110,188.96

Finding the Fourth Proportional to 200,835.04, 277,143 and 110,188.96

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Solution

The fourth proportional to 200,835.04, 277,143 and 110,188.96 is: 152,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,835.04 : 277,143 = 110,188.96 : x
  2. Step 2: Convert to fraction form
    200,835.04/277,143 = 110,188.96/x
  3. Step 3: Cross multiply
    200,835.04x = 277,143 × 110,188.96
  4. Step 4: Simplify right side
    200,835.04x = 30,538,098,941.28
  5. Step 5: Solve for x
    x = 30,538,098,941.28/200,835.04
  6. Step 6: Final answer
    x = 152,055.63

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1.5x scale

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.