Home / 132,844.19-183,319.47-72,413.51

Finding the Fourth Proportional to 132,844.19, 183,319.47 and 72,413.51

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Solution

The fourth proportional to 132,844.19, 183,319.47 and 72,413.51 is: 99,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,844.19 : 183,319.47 = 72,413.51 : x
  2. Step 2: Convert to fraction form
    132,844.19/183,319.47 = 72,413.51/x
  3. Step 3: Cross multiply
    132,844.19x = 183,319.47 × 72,413.51
  4. Step 4: Simplify right side
    132,844.19x = 13,274,805,357.44
  5. Step 5: Solve for x
    x = 13,274,805,357.44/132,844.19
  6. Step 6: Final answer
    x = 99,927.64

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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.