Home / 88,188.06-121,696.02-47,901

Finding the Fourth Proportional to 88,188.06, 121,696.02 and 47,901

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Solution

The fourth proportional to 88,188.06, 121,696.02 and 47,901 is: 66,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,188.06 : 121,696.02 = 47,901 : x
  2. Step 2: Convert to fraction form
    88,188.06/121,696.02 = 47,901/x
  3. Step 3: Cross multiply
    88,188.06x = 121,696.02 × 47,901
  4. Step 4: Simplify right side
    88,188.06x = 5,829,361,054.02
  5. Step 5: Solve for x
    x = 5,829,361,054.02/88,188.06
  6. Step 6: Final answer
    x = 66,101.48

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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.