Home / 253,290.92-349,466.20-145,858.16

Finding the Fourth Proportional to 253,290.92, 349,466.20 and 145,858.16

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Solution

The fourth proportional to 253,290.92, 349,466.20 and 145,858.16 is: 201,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,290.92 : 349,466.20 = 145,858.16 : x
  2. Step 2: Convert to fraction form
    253,290.92/349,466.20 = 145,858.16/x
  3. Step 3: Cross multiply
    253,290.92x = 349,466.20 × 145,858.16
  4. Step 4: Simplify right side
    253,290.92x = 50,972,496,914.19
  5. Step 5: Solve for x
    x = 50,972,496,914.19/253,290.92
  6. Step 6: Final answer
    x = 201,240.92

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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.