Home / 214,026.18-295,356-118,532.78

Finding the Fourth Proportional to 214,026.18, 295,356 and 118,532.78

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Solution

The fourth proportional to 214,026.18, 295,356 and 118,532.78 is: 163,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,026.18 : 295,356 = 118,532.78 : x
  2. Step 2: Convert to fraction form
    214,026.18/295,356 = 118,532.78/x
  3. Step 3: Cross multiply
    214,026.18x = 295,356 × 118,532.78
  4. Step 4: Simplify right side
    214,026.18x = 35,009,367,769.68
  5. Step 5: Solve for x
    x = 35,009,367,769.68/214,026.18
  6. Step 6: Final answer
    x = 163,575.17

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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.