Home / 88,464.08-122,105.40-58,272.32

Finding the Fourth Proportional to 88,464.08, 122,105.40 and 58,272.32

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Solution

The fourth proportional to 88,464.08, 122,105.40 and 58,272.32 is: 80,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,464.08 : 122,105.40 = 58,272.32 : x
  2. Step 2: Convert to fraction form
    88,464.08/122,105.40 = 58,272.32/x
  3. Step 3: Cross multiply
    88,464.08x = 122,105.40 × 58,272.32
  4. Step 4: Simplify right side
    88,464.08x = 7,115,364,942.53
  5. Step 5: Solve for x
    x = 7,115,364,942.53/88,464.08
  6. Step 6: Final answer
    x = 80,432.25

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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.