Home / 236,467.40-354,413.10-103,065.80

Finding the Fourth Proportional to 236,467.40, 354,413.10 and 103,065.80

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Solution

The fourth proportional to 236,467.40, 354,413.10 and 103,065.80 is: 154,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,467.40 : 354,413.10 = 103,065.80 : x
  2. Step 2: Convert to fraction form
    236,467.40/354,413.10 = 103,065.80/x
  3. Step 3: Cross multiply
    236,467.40x = 354,413.10 × 103,065.80
  4. Step 4: Simplify right side
    236,467.40x = 36,527,869,681.98
  5. Step 5: Solve for x
    x = 36,527,869,681.98/236,467.40
  6. Step 6: Final answer
    x = 154,473.17

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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.