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Finding the Fourth Proportional to 88,457.51, 122,071.50 and 48,171.44

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Solution

The fourth proportional to 88,457.51, 122,071.50 and 48,171.44 is: 66,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,457.51 : 122,071.50 = 48,171.44 : x
  2. Step 2: Convert to fraction form
    88,457.51/122,071.50 = 48,171.44/x
  3. Step 3: Cross multiply
    88,457.51x = 122,071.50 × 48,171.44
  4. Step 4: Simplify right side
    88,457.51x = 5,880,360,243.14
  5. Step 5: Solve for x
    x = 5,880,360,243.14/88,457.51
  6. Step 6: Final answer
    x = 66,476.66

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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.