Home / 86,531.52-119,413.48-46,787.52

Finding the Fourth Proportional to 86,531.52, 119,413.48 and 46,787.52

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Solution

The fourth proportional to 86,531.52, 119,413.48 and 46,787.52 is: 64,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,531.52 : 119,413.48 = 46,787.52 : x
  2. Step 2: Convert to fraction form
    86,531.52/119,413.48 = 46,787.52/x
  3. Step 3: Cross multiply
    86,531.52x = 119,413.48 × 46,787.52
  4. Step 4: Simplify right side
    86,531.52x = 5,587,060,583.77
  5. Step 5: Solve for x
    x = 5,587,060,583.77/86,531.52
  6. Step 6: Final answer
    x = 64,566.77

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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.