Home / 54,385.83-75,052.98-30,187.08

Finding the Fourth Proportional to 54,385.83, 75,052.98 and 30,187.08

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Solution

The fourth proportional to 54,385.83, 75,052.98 and 30,187.08 is: 41,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,385.83 : 75,052.98 = 30,187.08 : x
  2. Step 2: Convert to fraction form
    54,385.83/75,052.98 = 30,187.08/x
  3. Step 3: Cross multiply
    54,385.83x = 75,052.98 × 30,187.08
  4. Step 4: Simplify right side
    54,385.83x = 2,265,630,311.50
  5. Step 5: Solve for x
    x = 2,265,630,311.50/54,385.83
  6. Step 6: Final answer
    x = 41,658.47

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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.