Home / 270,852.72-373,777.80-149,991.36

Finding the Fourth Proportional to 270,852.72, 373,777.80 and 149,991.36

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Solution

The fourth proportional to 270,852.72, 373,777.80 and 149,991.36 is: 206,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,852.72 : 373,777.80 = 149,991.36 : x
  2. Step 2: Convert to fraction form
    270,852.72/373,777.80 = 149,991.36/x
  3. Step 3: Cross multiply
    270,852.72x = 373,777.80 × 149,991.36
  4. Step 4: Simplify right side
    270,852.72x = 56,063,440,559.81
  5. Step 5: Solve for x
    x = 56,063,440,559.81/270,852.72
  6. Step 6: Final answer
    x = 206,988.66

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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.