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Finding the Fourth Proportional to 270,004.02, 372,603.22 and 149,153.74

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Solution

The fourth proportional to 270,004.02, 372,603.22 and 149,153.74 is: 205,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,004.02 : 372,603.22 = 149,153.74 : x
  2. Step 2: Convert to fraction form
    270,004.02/372,603.22 = 149,153.74/x
  3. Step 3: Cross multiply
    270,004.02x = 372,603.22 × 149,153.74
  4. Step 4: Simplify right side
    270,004.02x = 55,575,163,799.04
  5. Step 5: Solve for x
    x = 55,575,163,799.04/270,004.02
  6. Step 6: Final answer
    x = 205,830.88

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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.