Home / 73,977.04-102,090.30-45,296.08

Finding the Fourth Proportional to 73,977.04, 102,090.30 and 45,296.08

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Solution

The fourth proportional to 73,977.04, 102,090.30 and 45,296.08 is: 62,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,977.04 : 102,090.30 = 45,296.08 : x
  2. Step 2: Convert to fraction form
    73,977.04/102,090.30 = 45,296.08/x
  3. Step 3: Cross multiply
    73,977.04x = 102,090.30 × 45,296.08
  4. Step 4: Simplify right side
    73,977.04x = 4,624,290,396.02
  5. Step 5: Solve for x
    x = 4,624,290,396.02/73,977.04
  6. Step 6: Final answer
    x = 62,509.81

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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.