Home / 45,853.20-68,779.77-30,267.18

Finding the Fourth Proportional to 45,853.20, 68,779.77 and 30,267.18

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Solution

The fourth proportional to 45,853.20, 68,779.77 and 30,267.18 is: 45,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.20 : 68,779.77 = 30,267.18 : x
  2. Step 2: Convert to fraction form
    45,853.20/68,779.77 = 30,267.18/x
  3. Step 3: Cross multiply
    45,853.20x = 68,779.77 × 30,267.18
  4. Step 4: Simplify right side
    45,853.20x = 2,081,769,678.95
  5. Step 5: Solve for x
    x = 2,081,769,678.95/45,853.20
  6. Step 6: Final answer
    x = 45,400.75

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1.5x scale

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.