Home / 220,741.34-304,613.84-130,101.16

Finding the Fourth Proportional to 220,741.34, 304,613.84 and 130,101.16

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Solution

The fourth proportional to 220,741.34, 304,613.84 and 130,101.16 is: 179,534.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,741.34 : 304,613.84 = 130,101.16 : x
  2. Step 2: Convert to fraction form
    220,741.34/304,613.84 = 130,101.16/x
  3. Step 3: Cross multiply
    220,741.34x = 304,613.84 × 130,101.16
  4. Step 4: Simplify right side
    220,741.34x = 39,630,613,936.05
  5. Step 5: Solve for x
    x = 39,630,613,936.05/220,741.34
  6. Step 6: Final answer
    x = 179,534.17

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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.