Home / 88,772.40-122,506.58-48,485.43

Finding the Fourth Proportional to 88,772.40, 122,506.58 and 48,485.43

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Solution

The fourth proportional to 88,772.40, 122,506.58 and 48,485.43 is: 66,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,772.40 : 122,506.58 = 48,485.43 : x
  2. Step 2: Convert to fraction form
    88,772.40/122,506.58 = 48,485.43/x
  3. Step 3: Cross multiply
    88,772.40x = 122,506.58 × 48,485.43
  4. Step 4: Simplify right side
    88,772.40x = 5,939,784,330.34
  5. Step 5: Solve for x
    x = 5,939,784,330.34/88,772.40
  6. Step 6: Final answer
    x = 66,910.26

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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.