Home / 124,158.24-186,237.36-102,181.44

Finding the Fourth Proportional to 124,158.24, 186,237.36 and 102,181.44

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Solution

The fourth proportional to 124,158.24, 186,237.36 and 102,181.44 is: 153,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,158.24 : 186,237.36 = 102,181.44 : x
  2. Step 2: Convert to fraction form
    124,158.24/186,237.36 = 102,181.44/x
  3. Step 3: Cross multiply
    124,158.24x = 186,237.36 × 102,181.44
  4. Step 4: Simplify right side
    124,158.24x = 19,030,001,626.60
  5. Step 5: Solve for x
    x = 19,030,001,626.60/124,158.24
  6. Step 6: Final answer
    x = 153,272.16

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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.