Home / 253,025.96-349,234.04-145,658.28

Finding the Fourth Proportional to 253,025.96, 349,234.04 and 145,658.28

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Solution

The fourth proportional to 253,025.96, 349,234.04 and 145,658.28 is: 201,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,025.96 : 349,234.04 = 145,658.28 : x
  2. Step 2: Convert to fraction form
    253,025.96/349,234.04 = 145,658.28/x
  3. Step 3: Cross multiply
    253,025.96x = 349,234.04 × 145,658.28
  4. Step 4: Simplify right side
    253,025.96x = 50,868,829,583.85
  5. Step 5: Solve for x
    x = 50,868,829,583.85/253,025.96
  6. Step 6: Final answer
    x = 201,041.94

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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.