Home / 55,440.85-76,486.65-34,183.21

Finding the Fourth Proportional to 55,440.85, 76,486.65 and 34,183.21

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Solution

The fourth proportional to 55,440.85, 76,486.65 and 34,183.21 is: 47,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,440.85 : 76,486.65 = 34,183.21 : x
  2. Step 2: Convert to fraction form
    55,440.85/76,486.65 = 34,183.21/x
  3. Step 3: Cross multiply
    55,440.85x = 76,486.65 × 34,183.21
  4. Step 4: Simplify right side
    55,440.85x = 2,614,559,219.15
  5. Step 5: Solve for x
    x = 2,614,559,219.15/55,440.85
  6. Step 6: Final answer
    x = 47,159.44

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1.5x scale

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.