Home / 55,457.85-76,560.05-34,249.42

Finding the Fourth Proportional to 55,457.85, 76,560.05 and 34,249.42

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Solution

The fourth proportional to 55,457.85, 76,560.05 and 34,249.42 is: 47,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,457.85 : 76,560.05 = 34,249.42 : x
  2. Step 2: Convert to fraction form
    55,457.85/76,560.05 = 34,249.42/x
  3. Step 3: Cross multiply
    55,457.85x = 76,560.05 × 34,249.42
  4. Step 4: Simplify right side
    55,457.85x = 2,622,137,307.67
  5. Step 5: Solve for x
    x = 2,622,137,307.67/55,457.85
  6. Step 6: Final answer
    x = 47,281.63

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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.