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Finding the Fourth Proportional to 199,637.60, 275,463.60 and 119,069.60

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Solution

The fourth proportional to 199,637.60, 275,463.60 and 119,069.60 is: 164,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,637.60 : 275,463.60 = 119,069.60 : x
  2. Step 2: Convert to fraction form
    199,637.60/275,463.60 = 119,069.60/x
  3. Step 3: Cross multiply
    199,637.60x = 275,463.60 × 119,069.60
  4. Step 4: Simplify right side
    199,637.60x = 32,799,340,666.56
  5. Step 5: Solve for x
    x = 32,799,340,666.56/199,637.60
  6. Step 6: Final answer
    x = 164,294.40

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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.