Home / 134,614.08-202,014.81-55,728.72

Finding the Fourth Proportional to 134,614.08, 202,014.81 and 55,728.72

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Solution

The fourth proportional to 134,614.08, 202,014.81 and 55,728.72 is: 83,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,614.08 : 202,014.81 = 55,728.72 : x
  2. Step 2: Convert to fraction form
    134,614.08/202,014.81 = 55,728.72/x
  3. Step 3: Cross multiply
    134,614.08x = 202,014.81 × 55,728.72
  4. Step 4: Simplify right side
    134,614.08x = 11,258,026,782.34
  5. Step 5: Solve for x
    x = 11,258,026,782.34/134,614.08
  6. Step 6: Final answer
    x = 83,631.87

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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.