Home / 291,529.17-402,308.51-164,245.77

Finding the Fourth Proportional to 291,529.17, 402,308.51 and 164,245.77

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Solution

The fourth proportional to 291,529.17, 402,308.51 and 164,245.77 is: 226,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,529.17 : 402,308.51 = 164,245.77 : x
  2. Step 2: Convert to fraction form
    291,529.17/402,308.51 = 164,245.77/x
  3. Step 3: Cross multiply
    291,529.17x = 402,308.51 × 164,245.77
  4. Step 4: Simplify right side
    291,529.17x = 66,077,470,181.27
  5. Step 5: Solve for x
    x = 66,077,470,181.27/291,529.17
  6. Step 6: Final answer
    x = 226,658.18

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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.