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Finding the Fourth Proportional to 265,859.46, 366,961.95 and 151,199.91

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Solution

The fourth proportional to 265,859.46, 366,961.95 and 151,199.91 is: 208,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,859.46 : 366,961.95 = 151,199.91 : x
  2. Step 2: Convert to fraction form
    265,859.46/366,961.95 = 151,199.91/x
  3. Step 3: Cross multiply
    265,859.46x = 366,961.95 × 151,199.91
  4. Step 4: Simplify right side
    265,859.46x = 55,484,613,813.42
  5. Step 5: Solve for x
    x = 55,484,613,813.42/265,859.46
  6. Step 6: Final answer
    x = 208,699.04

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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.