Home / 106,806.02-160,219.98-40,302.11

Finding the Fourth Proportional to 106,806.02, 160,219.98 and 40,302.11

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Solution

The fourth proportional to 106,806.02, 160,219.98 and 40,302.11 is: 60,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,806.02 : 160,219.98 = 40,302.11 : x
  2. Step 2: Convert to fraction form
    106,806.02/160,219.98 = 40,302.11/x
  3. Step 3: Cross multiply
    106,806.02x = 160,219.98 × 40,302.11
  4. Step 4: Simplify right side
    106,806.02x = 6,457,203,258.16
  5. Step 5: Solve for x
    x = 6,457,203,258.16/106,806.02
  6. Step 6: Final answer
    x = 60,457.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.