Home / 196,143.19-270,668.72-119,650.13

Finding the Fourth Proportional to 196,143.19, 270,668.72 and 119,650.13

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Solution

The fourth proportional to 196,143.19, 270,668.72 and 119,650.13 is: 165,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,143.19 : 270,668.72 = 119,650.13 : x
  2. Step 2: Convert to fraction form
    196,143.19/270,668.72 = 119,650.13/x
  3. Step 3: Cross multiply
    196,143.19x = 270,668.72 × 119,650.13
  4. Step 4: Simplify right side
    196,143.19x = 32,385,547,534.93
  5. Step 5: Solve for x
    x = 32,385,547,534.93/196,143.19
  6. Step 6: Final answer
    x = 165,111.76

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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.