Home / 73,436.14-110,156.64-45,039.16

Finding the Fourth Proportional to 73,436.14, 110,156.64 and 45,039.16

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Solution

The fourth proportional to 73,436.14, 110,156.64 and 45,039.16 is: 67,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,436.14 : 110,156.64 = 45,039.16 : x
  2. Step 2: Convert to fraction form
    73,436.14/110,156.64 = 45,039.16/x
  3. Step 3: Cross multiply
    73,436.14x = 110,156.64 × 45,039.16
  4. Step 4: Simplify right side
    73,436.14x = 4,961,362,534.02
  5. Step 5: Solve for x
    x = 4,961,362,534.02/73,436.14
  6. Step 6: Final answer
    x = 67,560.23

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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.