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Finding the Fourth Proportional to 265,736.16, 366,670.80 and 152,556.48

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Solution

The fourth proportional to 265,736.16, 366,670.80 and 152,556.48 is: 210,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,736.16 : 366,670.80 = 152,556.48 : x
  2. Step 2: Convert to fraction form
    265,736.16/366,670.80 = 152,556.48/x
  3. Step 3: Cross multiply
    265,736.16x = 366,670.80 × 152,556.48
  4. Step 4: Simplify right side
    265,736.16x = 55,938,006,566.78
  5. Step 5: Solve for x
    x = 55,938,006,566.78/265,736.16
  6. Step 6: Final answer
    x = 210,502.05

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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.