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Finding the Fourth Proportional to 73,662.95, 101,652.17 and 45,030.57

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Solution

The fourth proportional to 73,662.95, 101,652.17 and 45,030.57 is: 62,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,662.95 : 101,652.17 = 45,030.57 : x
  2. Step 2: Convert to fraction form
    73,662.95/101,652.17 = 45,030.57/x
  3. Step 3: Cross multiply
    73,662.95x = 101,652.17 × 45,030.57
  4. Step 4: Simplify right side
    73,662.95x = 4,577,455,156.84
  5. Step 5: Solve for x
    x = 4,577,455,156.84/73,662.95
  6. Step 6: Final answer
    x = 62,140.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.