Home / 202,945.29-280,094.20-116,887.72

Finding the Fourth Proportional to 202,945.29, 280,094.20 and 116,887.72

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Solution

The fourth proportional to 202,945.29, 280,094.20 and 116,887.72 is: 161,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,945.29 : 280,094.20 = 116,887.72 : x
  2. Step 2: Convert to fraction form
    202,945.29/280,094.20 = 116,887.72/x
  3. Step 3: Cross multiply
    202,945.29x = 280,094.20 × 116,887.72
  4. Step 4: Simplify right side
    202,945.29x = 32,739,572,423.22
  5. Step 5: Solve for x
    x = 32,739,572,423.22/202,945.29
  6. Step 6: Final answer
    x = 161,322.16

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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.