Home / 124,466.15-186,699.26-30,971.90

Finding the Fourth Proportional to 124,466.15, 186,699.26 and 30,971.90

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Solution

The fourth proportional to 124,466.15, 186,699.26 and 30,971.90 is: 46,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,466.15 : 186,699.26 = 30,971.90 : x
  2. Step 2: Convert to fraction form
    124,466.15/186,699.26 = 30,971.90/x
  3. Step 3: Cross multiply
    124,466.15x = 186,699.26 × 30,971.90
  4. Step 4: Simplify right side
    124,466.15x = 5,782,429,722.44
  5. Step 5: Solve for x
    x = 5,782,429,722.44/124,466.15
  6. Step 6: Final answer
    x = 46,457.85

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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.