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Finding the Fourth Proportional to 200,637.34, 276,914.70 and 152,398.94

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Solution

The fourth proportional to 200,637.34, 276,914.70 and 152,398.94 is: 210,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,637.34 : 276,914.70 = 152,398.94 : x
  2. Step 2: Convert to fraction form
    200,637.34/276,914.70 = 152,398.94/x
  3. Step 3: Cross multiply
    200,637.34x = 276,914.70 × 152,398.94
  4. Step 4: Simplify right side
    200,637.34x = 42,201,505,365.84
  5. Step 5: Solve for x
    x = 42,201,505,365.84/200,637.34
  6. Step 6: Final answer
    x = 210,337.25

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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.