Home / 88,586.46-122,268.74-55,071.90

Finding the Fourth Proportional to 88,586.46, 122,268.74 and 55,071.90

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Solution

The fourth proportional to 88,586.46, 122,268.74 and 55,071.90 is: 76,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586.46 : 122,268.74 = 55,071.90 : x
  2. Step 2: Convert to fraction form
    88,586.46/122,268.74 = 55,071.90/x
  3. Step 3: Cross multiply
    88,586.46x = 122,268.74 × 55,071.90
  4. Step 4: Simplify right side
    88,586.46x = 6,733,571,547.05
  5. Step 5: Solve for x
    x = 6,733,571,547.05/88,586.46
  6. Step 6: Final answer
    x = 76,011.30

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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.