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Finding the Fourth Proportional to 73,307.10, 102,837.30 and 73,307.10

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Solution

The fourth proportional to 73,307.10, 102,837.30 and 73,307.10 is: 102,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,307.10 : 102,837.30 = 73,307.10 : x
  2. Step 2: Convert to fraction form
    73,307.10/102,837.30 = 73,307.10/x
  3. Step 3: Cross multiply
    73,307.10x = 102,837.30 × 73,307.10
  4. Step 4: Simplify right side
    73,307.10x = 7,538,704,234.83
  5. Step 5: Solve for x
    x = 7,538,704,234.83/73,307.10
  6. Step 6: Final answer
    x = 102,837.30

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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.