Home / 88,911.04-122,184.08-84,799.36

Finding the Fourth Proportional to 88,911.04, 122,184.08 and 84,799.36

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Solution

The fourth proportional to 88,911.04, 122,184.08 and 84,799.36 is: 116,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,911.04 : 122,184.08 = 84,799.36 : x
  2. Step 2: Convert to fraction form
    88,911.04/122,184.08 = 84,799.36/x
  3. Step 3: Cross multiply
    88,911.04x = 122,184.08 × 84,799.36
  4. Step 4: Simplify right side
    88,911.04x = 10,361,131,786.19
  5. Step 5: Solve for x
    x = 10,361,131,786.19/88,911.04
  6. Step 6: Final answer
    x = 116,533.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.