Home / 242,047.50-334,023.69-133,149.49

Finding the Fourth Proportional to 242,047.50, 334,023.69 and 133,149.49

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Solution

The fourth proportional to 242,047.50, 334,023.69 and 133,149.49 is: 183,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,047.50 : 334,023.69 = 133,149.49 : x
  2. Step 2: Convert to fraction form
    242,047.50/334,023.69 = 133,149.49/x
  3. Step 3: Cross multiply
    242,047.50x = 334,023.69 × 133,149.49
  4. Step 4: Simplify right side
    242,047.50x = 44,475,083,635.67
  5. Step 5: Solve for x
    x = 44,475,083,635.67/242,047.50
  6. Step 6: Final answer
    x = 183,745.27

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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.