Home / 88,969.14-122,788.74-50,742.20

Finding the Fourth Proportional to 88,969.14, 122,788.74 and 50,742.20

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Solution

The fourth proportional to 88,969.14, 122,788.74 and 50,742.20 is: 70,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,969.14 : 122,788.74 = 50,742.20 : x
  2. Step 2: Convert to fraction form
    88,969.14/122,788.74 = 50,742.20/x
  3. Step 3: Cross multiply
    88,969.14x = 122,788.74 × 50,742.20
  4. Step 4: Simplify right side
    88,969.14x = 6,230,570,802.83
  5. Step 5: Solve for x
    x = 6,230,570,802.83/88,969.14
  6. Step 6: Final answer
    x = 70,030.70

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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.