Home / 88,578.06-122,208.51-52,763.20

Finding the Fourth Proportional to 88,578.06, 122,208.51 and 52,763.20

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Solution

The fourth proportional to 88,578.06, 122,208.51 and 52,763.20 is: 72,795.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578.06 : 122,208.51 = 52,763.20 : x
  2. Step 2: Convert to fraction form
    88,578.06/122,208.51 = 52,763.20/x
  3. Step 3: Cross multiply
    88,578.06x = 122,208.51 × 52,763.20
  4. Step 4: Simplify right side
    88,578.06x = 6,448,112,054.83
  5. Step 5: Solve for x
    x = 6,448,112,054.83/88,578.06
  6. Step 6: Final answer
    x = 72,795.81

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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.