Home / 141,973.60-212,960.40-106,544.20

Finding the Fourth Proportional to 141,973.60, 212,960.40 and 106,544.20

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Solution

The fourth proportional to 141,973.60, 212,960.40 and 106,544.20 is: 159,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,973.60 : 212,960.40 = 106,544.20 : x
  2. Step 2: Convert to fraction form
    141,973.60/212,960.40 = 106,544.20/x
  3. Step 3: Cross multiply
    141,973.60x = 212,960.40 × 106,544.20
  4. Step 4: Simplify right side
    141,973.60x = 22,689,695,449.68
  5. Step 5: Solve for x
    x = 22,689,695,449.68/141,973.60
  6. Step 6: Final answer
    x = 159,816.30

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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.