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Finding the Fourth Proportional to 201,135.70, 277,569.04 and 110,493.68

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Solution

The fourth proportional to 201,135.70, 277,569.04 and 110,493.68 is: 152,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,135.70 : 277,569.04 = 110,493.68 : x
  2. Step 2: Convert to fraction form
    201,135.70/277,569.04 = 110,493.68/x
  3. Step 3: Cross multiply
    201,135.70x = 277,569.04 × 110,493.68
  4. Step 4: Simplify right side
    201,135.70x = 30,669,624,683.67
  5. Step 5: Solve for x
    x = 30,669,624,683.67/201,135.70
  6. Step 6: Final answer
    x = 152,482.25

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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.