Home / 45,369.72-68,004.16-34,240.32

Finding the Fourth Proportional to 45,369.72, 68,004.16 and 34,240.32

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Solution

The fourth proportional to 45,369.72, 68,004.16 and 34,240.32 is: 51,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369.72 : 68,004.16 = 34,240.32 : x
  2. Step 2: Convert to fraction form
    45,369.72/68,004.16 = 34,240.32/x
  3. Step 3: Cross multiply
    45,369.72x = 68,004.16 × 34,240.32
  4. Step 4: Simplify right side
    45,369.72x = 2,328,484,114.13
  5. Step 5: Solve for x
    x = 2,328,484,114.13/45,369.72
  6. Step 6: Final answer
    x = 51,322.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.