Home / 84,172.90-116,158.47-46,447.12

Finding the Fourth Proportional to 84,172.90, 116,158.47 and 46,447.12

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Solution

The fourth proportional to 84,172.90, 116,158.47 and 46,447.12 is: 64,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,172.90 : 116,158.47 = 46,447.12 : x
  2. Step 2: Convert to fraction form
    84,172.90/116,158.47 = 46,447.12/x
  3. Step 3: Cross multiply
    84,172.90x = 116,158.47 × 46,447.12
  4. Step 4: Simplify right side
    84,172.90x = 5,395,226,395.11
  5. Step 5: Solve for x
    x = 5,395,226,395.11/84,172.90
  6. Step 6: Final answer
    x = 64,096.95

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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.