Home / 270,077.55-372,675.21-149,211.63

Finding the Fourth Proportional to 270,077.55, 372,675.21 and 149,211.63

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Solution

The fourth proportional to 270,077.55, 372,675.21 and 149,211.63 is: 205,894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,077.55 : 372,675.21 = 149,211.63 : x
  2. Step 2: Convert to fraction form
    270,077.55/372,675.21 = 149,211.63/x
  3. Step 3: Cross multiply
    270,077.55x = 372,675.21 × 149,211.63
  4. Step 4: Simplify right side
    270,077.55x = 55,607,475,544.69
  5. Step 5: Solve for x
    x = 55,607,475,544.69/270,077.55
  6. Step 6: Final answer
    x = 205,894.48

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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.