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Finding the Fourth Proportional to 250,852.59, 346,153.50 and 148,860.50

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Solution

The fourth proportional to 250,852.59, 346,153.50 and 148,860.50 is: 205,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,852.59 : 346,153.50 = 148,860.50 : x
  2. Step 2: Convert to fraction form
    250,852.59/346,153.50 = 148,860.50/x
  3. Step 3: Cross multiply
    250,852.59x = 346,153.50 × 148,860.50
  4. Step 4: Simplify right side
    250,852.59x = 51,528,581,355.98
  5. Step 5: Solve for x
    x = 51,528,581,355.98/250,852.59
  6. Step 6: Final answer
    x = 205,413.79

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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.