Home / 218,176.49-301,085.35-122,682.35

Finding the Fourth Proportional to 218,176.49, 301,085.35 and 122,682.35

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Solution

The fourth proportional to 218,176.49, 301,085.35 and 122,682.35 is: 169,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,176.49 : 301,085.35 = 122,682.35 : x
  2. Step 2: Convert to fraction form
    218,176.49/301,085.35 = 122,682.35/x
  3. Step 3: Cross multiply
    218,176.49x = 301,085.35 × 122,682.35
  4. Step 4: Simplify right side
    218,176.49x = 36,937,858,288.57
  5. Step 5: Solve for x
    x = 36,937,858,288.57/218,176.49
  6. Step 6: Final answer
    x = 169,302.65

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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.