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Finding the Fourth Proportional to 201,551.60, 302,327.40 and 73,477.50

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Solution

The fourth proportional to 201,551.60, 302,327.40 and 73,477.50 is: 110,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,551.60 : 302,327.40 = 73,477.50 : x
  2. Step 2: Convert to fraction form
    201,551.60/302,327.40 = 73,477.50/x
  3. Step 3: Cross multiply
    201,551.60x = 302,327.40 × 73,477.50
  4. Step 4: Simplify right side
    201,551.60x = 22,214,261,533.50
  5. Step 5: Solve for x
    x = 22,214,261,533.50/201,551.60
  6. Step 6: Final answer
    x = 110,216.25

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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.