Home / 196,342.07-270,944.95-119,988.91

Finding the Fourth Proportional to 196,342.07, 270,944.95 and 119,988.91

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Solution

The fourth proportional to 196,342.07, 270,944.95 and 119,988.91 is: 165,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,342.07 : 270,944.95 = 119,988.91 : x
  2. Step 2: Convert to fraction form
    196,342.07/270,944.95 = 119,988.91/x
  3. Step 3: Cross multiply
    196,342.07x = 270,944.95 × 119,988.91
  4. Step 4: Simplify right side
    196,342.07x = 32,510,387,265.84
  5. Step 5: Solve for x
    x = 32,510,387,265.84/196,342.07
  6. Step 6: Final answer
    x = 165,580.34

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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.