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Finding the Fourth Proportional to 73,006.20, 102,277.80 and 73,006.20

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Solution

The fourth proportional to 73,006.20, 102,277.80 and 73,006.20 is: 102,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,006.20 : 102,277.80 = 73,006.20 : x
  2. Step 2: Convert to fraction form
    73,006.20/102,277.80 = 73,006.20/x
  3. Step 3: Cross multiply
    73,006.20x = 102,277.80 × 73,006.20
  4. Step 4: Simplify right side
    73,006.20x = 7,466,913,522.36
  5. Step 5: Solve for x
    x = 7,466,913,522.36/73,006.20
  6. Step 6: Final answer
    x = 102,277.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.