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Finding the Fourth Proportional to 73,492.74, 101,240.01 and 53,290.26

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Solution

The fourth proportional to 73,492.74, 101,240.01 and 53,290.26 is: 73,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,492.74 : 101,240.01 = 53,290.26 : x
  2. Step 2: Convert to fraction form
    73,492.74/101,240.01 = 53,290.26/x
  3. Step 3: Cross multiply
    73,492.74x = 101,240.01 × 53,290.26
  4. Step 4: Simplify right side
    73,492.74x = 5,395,106,455.30
  5. Step 5: Solve for x
    x = 5,395,106,455.30/73,492.74
  6. Step 6: Final answer
    x = 73,410.06

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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.