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Finding the Fourth Proportional to 173,363.81, 238,323.51 and 149,075.82

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Solution

The fourth proportional to 173,363.81, 238,323.51 and 149,075.82 is: 204,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,363.81 : 238,323.51 = 149,075.82 : x
  2. Step 2: Convert to fraction form
    173,363.81/238,323.51 = 149,075.82/x
  3. Step 3: Cross multiply
    173,363.81x = 238,323.51 × 149,075.82
  4. Step 4: Simplify right side
    173,363.81x = 35,528,272,678.53
  5. Step 5: Solve for x
    x = 35,528,272,678.53/173,363.81
  6. Step 6: Final answer
    x = 204,934.78

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.