Home / 97,165.48-145,720.30-41,018.20

Finding the Fourth Proportional to 97,165.48, 145,720.30 and 41,018.20

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Solution

The fourth proportional to 97,165.48, 145,720.30 and 41,018.20 is: 61,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,165.48 : 145,720.30 = 41,018.20 : x
  2. Step 2: Convert to fraction form
    97,165.48/145,720.30 = 41,018.20/x
  3. Step 3: Cross multiply
    97,165.48x = 145,720.30 × 41,018.20
  4. Step 4: Simplify right side
    97,165.48x = 5,977,184,409.46
  5. Step 5: Solve for x
    x = 5,977,184,409.46/97,165.48
  6. Step 6: Final answer
    x = 61,515.51

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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.