Home / 124,142.08-186,242.28-35,396.86

Finding the Fourth Proportional to 124,142.08, 186,242.28 and 35,396.86

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Solution

The fourth proportional to 124,142.08, 186,242.28 and 35,396.86 is: 53,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,142.08 : 186,242.28 = 35,396.86 : x
  2. Step 2: Convert to fraction form
    124,142.08/186,242.28 = 35,396.86/x
  3. Step 3: Cross multiply
    124,142.08x = 186,242.28 × 35,396.86
  4. Step 4: Simplify right side
    124,142.08x = 6,592,391,911.24
  5. Step 5: Solve for x
    x = 6,592,391,911.24/124,142.08
  6. Step 6: Final answer
    x = 53,103.60

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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.