Home / 104,656.12-144,413.22-59,339.32

Finding the Fourth Proportional to 104,656.12, 144,413.22 and 59,339.32

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Solution

The fourth proportional to 104,656.12, 144,413.22 and 59,339.32 is: 81,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,656.12 : 144,413.22 = 59,339.32 : x
  2. Step 2: Convert to fraction form
    104,656.12/144,413.22 = 59,339.32/x
  3. Step 3: Cross multiply
    104,656.12x = 144,413.22 × 59,339.32
  4. Step 4: Simplify right side
    104,656.12x = 8,569,382,273.81
  5. Step 5: Solve for x
    x = 8,569,382,273.81/104,656.12
  6. Step 6: Final answer
    x = 81,881.33

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1.5x scale

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.