Home / 88,457.63-122,069.70-48,172.10

Finding the Fourth Proportional to 88,457.63, 122,069.70 and 48,172.10

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Solution

The fourth proportional to 88,457.63, 122,069.70 and 48,172.10 is: 66,476.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,457.63 : 122,069.70 = 48,172.10 : x
  2. Step 2: Convert to fraction form
    88,457.63/122,069.70 = 48,172.10/x
  3. Step 3: Cross multiply
    88,457.63x = 122,069.70 × 48,172.10
  4. Step 4: Simplify right side
    88,457.63x = 5,880,353,185.02
  5. Step 5: Solve for x
    x = 5,880,353,185.02/88,457.63
  6. Step 6: Final answer
    x = 66,476.50

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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.