Home / 214,278.12-295,701.48-123,633

Finding the Fourth Proportional to 214,278.12, 295,701.48 and 123,633

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Solution

The fourth proportional to 214,278.12, 295,701.48 and 123,633 is: 170,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,278.12 : 295,701.48 = 123,633 : x
  2. Step 2: Convert to fraction form
    214,278.12/295,701.48 = 123,633/x
  3. Step 3: Cross multiply
    214,278.12x = 295,701.48 × 123,633
  4. Step 4: Simplify right side
    214,278.12x = 36,558,461,076.84
  5. Step 5: Solve for x
    x = 36,558,461,076.84/214,278.12
  6. Step 6: Final answer
    x = 170,612.20

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1.5x scale

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.