Home / 72,783.33-109,173.96-22,866.40

Finding the Fourth Proportional to 72,783.33, 109,173.96 and 22,866.40

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Solution

The fourth proportional to 72,783.33, 109,173.96 and 22,866.40 is: 34,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,783.33 : 109,173.96 = 22,866.40 : x
  2. Step 2: Convert to fraction form
    72,783.33/109,173.96 = 22,866.40/x
  3. Step 3: Cross multiply
    72,783.33x = 109,173.96 × 22,866.40
  4. Step 4: Simplify right side
    72,783.33x = 2,496,415,575.41
  5. Step 5: Solve for x
    x = 2,496,415,575.41/72,783.33
  6. Step 6: Final answer
    x = 34,299.28

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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.