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Finding the Fourth Proportional to 201,207.80, 301,811.70 and 60,973.40

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Solution

The fourth proportional to 201,207.80, 301,811.70 and 60,973.40 is: 91,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,207.80 : 301,811.70 = 60,973.40 : x
  2. Step 2: Convert to fraction form
    201,207.80/301,811.70 = 60,973.40/x
  3. Step 3: Cross multiply
    201,207.80x = 301,811.70 × 60,973.40
  4. Step 4: Simplify right side
    201,207.80x = 18,402,485,508.78
  5. Step 5: Solve for x
    x = 18,402,485,508.78/201,207.80
  6. Step 6: Final answer
    x = 91,460.10

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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.