Home / 240,181.07-360,265.41-78,074.24

Finding the Fourth Proportional to 240,181.07, 360,265.41 and 78,074.24

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Solution

The fourth proportional to 240,181.07, 360,265.41 and 78,074.24 is: 117,109.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,181.07 : 360,265.41 = 78,074.24 : x
  2. Step 2: Convert to fraction form
    240,181.07/360,265.41 = 78,074.24/x
  3. Step 3: Cross multiply
    240,181.07x = 360,265.41 × 78,074.24
  4. Step 4: Simplify right side
    240,181.07x = 28,127,446,282.71
  5. Step 5: Solve for x
    x = 28,127,446,282.71/240,181.07
  6. Step 6: Final answer
    x = 117,109.34

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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.