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Finding the Fourth Proportional to 272,035.98, 375,014.01 and 190,109.88

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Solution

The fourth proportional to 272,035.98, 375,014.01 and 190,109.88 is: 262,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,035.98 : 375,014.01 = 190,109.88 : x
  2. Step 2: Convert to fraction form
    272,035.98/375,014.01 = 190,109.88/x
  3. Step 3: Cross multiply
    272,035.98x = 375,014.01 × 190,109.88
  4. Step 4: Simplify right side
    272,035.98x = 71,293,868,439.42
  5. Step 5: Solve for x
    x = 71,293,868,439.42/272,035.98
  6. Step 6: Final answer
    x = 262,075.14

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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.