Home / 291,838.56-402,731.84-164,514.26

Finding the Fourth Proportional to 291,838.56, 402,731.84 and 164,514.26

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Solution

The fourth proportional to 291,838.56, 402,731.84 and 164,514.26 is: 227,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,838.56 : 402,731.84 = 164,514.26 : x
  2. Step 2: Convert to fraction form
    291,838.56/402,731.84 = 164,514.26/x
  3. Step 3: Cross multiply
    291,838.56x = 402,731.84 × 164,514.26
  4. Step 4: Simplify right side
    291,838.56x = 66,255,127,799.81
  5. Step 5: Solve for x
    x = 66,255,127,799.81/291,838.56
  6. Step 6: Final answer
    x = 227,026.64

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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.