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Finding the Fourth Proportional to 243,053.60, 335,324.49 and 152,413.34

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Solution

The fourth proportional to 243,053.60, 335,324.49 and 152,413.34 is: 210,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,053.60 : 335,324.49 = 152,413.34 : x
  2. Step 2: Convert to fraction form
    243,053.60/335,324.49 = 152,413.34/x
  3. Step 3: Cross multiply
    243,053.60x = 335,324.49 × 152,413.34
  4. Step 4: Simplify right side
    243,053.60x = 51,107,925,504.70
  5. Step 5: Solve for x
    x = 51,107,925,504.70/243,053.60
  6. Step 6: Final answer
    x = 210,274.30

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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.