Home / 192,909.13-289,302.35-180,315.25

Finding the Fourth Proportional to 192,909.13, 289,302.35 and 180,315.25

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Solution

The fourth proportional to 192,909.13, 289,302.35 and 180,315.25 is: 270,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,909.13 : 289,302.35 = 180,315.25 : x
  2. Step 2: Convert to fraction form
    192,909.13/289,302.35 = 180,315.25/x
  3. Step 3: Cross multiply
    192,909.13x = 289,302.35 × 180,315.25
  4. Step 4: Simplify right side
    192,909.13x = 52,165,623,941.01
  5. Step 5: Solve for x
    x = 52,165,623,941.01/192,909.13
  6. Step 6: Final answer
    x = 270,415.53

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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.