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Finding the Fourth Proportional to 201,367.60, 302,094.60 and 61,140.40

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Solution

The fourth proportional to 201,367.60, 302,094.60 and 61,140.40 is: 91,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,367.60 : 302,094.60 = 61,140.40 : x
  2. Step 2: Convert to fraction form
    201,367.60/302,094.60 = 61,140.40/x
  3. Step 3: Cross multiply
    201,367.60x = 302,094.60 × 61,140.40
  4. Step 4: Simplify right side
    201,367.60x = 18,470,184,681.84
  5. Step 5: Solve for x
    x = 18,470,184,681.84/201,367.60
  6. Step 6: Final answer
    x = 91,723.72

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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.