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Finding the Fourth Proportional to 224,075.80, 336,173.10 and 97,661.80

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Solution

The fourth proportional to 224,075.80, 336,173.10 and 97,661.80 is: 146,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,075.80 : 336,173.10 = 97,661.80 : x
  2. Step 2: Convert to fraction form
    224,075.80/336,173.10 = 97,661.80/x
  3. Step 3: Cross multiply
    224,075.80x = 336,173.10 × 97,661.80
  4. Step 4: Simplify right side
    224,075.80x = 32,831,270,057.58
  5. Step 5: Solve for x
    x = 32,831,270,057.58/224,075.80
  6. Step 6: Final answer
    x = 146,518.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.