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Finding the Fourth Proportional to 73,529, 110,118 and 42,298.64

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Solution

The fourth proportional to 73,529, 110,118 and 42,298.64 is: 63,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,529 : 110,118 = 42,298.64 : x
  2. Step 2: Convert to fraction form
    73,529/110,118 = 42,298.64/x
  3. Step 3: Cross multiply
    73,529x = 110,118 × 42,298.64
  4. Step 4: Simplify right side
    73,529x = 4,657,841,639.52
  5. Step 5: Solve for x
    x = 4,657,841,639.52/73,529
  6. Step 6: Final answer
    x = 63,347.00

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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.