Home / 205,311.03-308,513.28-110,613.93

Finding the Fourth Proportional to 205,311.03, 308,513.28 and 110,613.93

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Solution

The fourth proportional to 205,311.03, 308,513.28 and 110,613.93 is: 166,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,311.03 : 308,513.28 = 110,613.93 : x
  2. Step 2: Convert to fraction form
    205,311.03/308,513.28 = 110,613.93/x
  3. Step 3: Cross multiply
    205,311.03x = 308,513.28 × 110,613.93
  4. Step 4: Simplify right side
    205,311.03x = 34,125,865,615.87
  5. Step 5: Solve for x
    x = 34,125,865,615.87/205,311.03
  6. Step 6: Final answer
    x = 166,215.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.