Home / 210,314.44-289,725.96-180,002.80

Finding the Fourth Proportional to 210,314.44, 289,725.96 and 180,002.80

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Solution

The fourth proportional to 210,314.44, 289,725.96 and 180,002.80 is: 247,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,314.44 : 289,725.96 = 180,002.80 : x
  2. Step 2: Convert to fraction form
    210,314.44/289,725.96 = 180,002.80/x
  3. Step 3: Cross multiply
    210,314.44x = 289,725.96 × 180,002.80
  4. Step 4: Simplify right side
    210,314.44x = 52,151,484,032.69
  5. Step 5: Solve for x
    x = 52,151,484,032.69/210,314.44
  6. Step 6: Final answer
    x = 247,969.11

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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.