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Finding the Fourth Proportional to 265,047.98, 365,645.76 and 157,556.93

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Solution

The fourth proportional to 265,047.98, 365,645.76 and 157,556.93 is: 217,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,047.98 : 365,645.76 = 157,556.93 : x
  2. Step 2: Convert to fraction form
    265,047.98/365,645.76 = 157,556.93/x
  3. Step 3: Cross multiply
    265,047.98x = 365,645.76 × 157,556.93
  4. Step 4: Simplify right side
    265,047.98x = 57,610,023,413.12
  5. Step 5: Solve for x
    x = 57,610,023,413.12/265,047.98
  6. Step 6: Final answer
    x = 217,356.96

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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.