Home / 102,413.07-153,514.05-39,215.93

Finding the Fourth Proportional to 102,413.07, 153,514.05 and 39,215.93

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Solution

The fourth proportional to 102,413.07, 153,514.05 and 39,215.93 is: 58,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,413.07 : 153,514.05 = 39,215.93 : x
  2. Step 2: Convert to fraction form
    102,413.07/153,514.05 = 39,215.93/x
  3. Step 3: Cross multiply
    102,413.07x = 153,514.05 × 39,215.93
  4. Step 4: Simplify right side
    102,413.07x = 6,020,196,238.82
  5. Step 5: Solve for x
    x = 6,020,196,238.82/102,413.07
  6. Step 6: Final answer
    x = 58,783.48

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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.