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Finding the Fourth Proportional to 183,048.60, 274,281.30 and 135,809.40

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Solution

The fourth proportional to 183,048.60, 274,281.30 and 135,809.40 is: 203,497.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,048.60 : 274,281.30 = 135,809.40 : x
  2. Step 2: Convert to fraction form
    183,048.60/274,281.30 = 135,809.40/x
  3. Step 3: Cross multiply
    183,048.60x = 274,281.30 × 135,809.40
  4. Step 4: Simplify right side
    183,048.60x = 37,249,978,784.22
  5. Step 5: Solve for x
    x = 37,249,978,784.22/183,048.60
  6. Step 6: Final answer
    x = 203,497.75

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1.5x scale

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.