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Finding the Fourth Proportional to 141,205, 211,762.62 and 46,413.30

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Solution

The fourth proportional to 141,205, 211,762.62 and 46,413.30 is: 69,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,205 : 211,762.62 = 46,413.30 : x
  2. Step 2: Convert to fraction form
    141,205/211,762.62 = 46,413.30/x
  3. Step 3: Cross multiply
    141,205x = 211,762.62 × 46,413.30
  4. Step 4: Simplify right side
    141,205x = 9,828,602,010.85
  5. Step 5: Solve for x
    x = 9,828,602,010.85/141,205
  6. Step 6: Final answer
    x = 69,605.20

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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.