Home / 260,490.03-359,396.91-145,756.77

Finding the Fourth Proportional to 260,490.03, 359,396.91 and 145,756.77

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Solution

The fourth proportional to 260,490.03, 359,396.91 and 145,756.77 is: 201,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,490.03 : 359,396.91 = 145,756.77 : x
  2. Step 2: Convert to fraction form
    260,490.03/359,396.91 = 145,756.77/x
  3. Step 3: Cross multiply
    260,490.03x = 359,396.91 × 145,756.77
  4. Step 4: Simplify right side
    260,490.03x = 52,384,532,749.58
  5. Step 5: Solve for x
    x = 52,384,532,749.58/260,490.03
  6. Step 6: Final answer
    x = 201,099.95

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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.