Home / 164,811.60-246,561.30-142,868.70

Finding the Fourth Proportional to 164,811.60, 246,561.30 and 142,868.70

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Solution

The fourth proportional to 164,811.60, 246,561.30 and 142,868.70 is: 213,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,811.60 : 246,561.30 = 142,868.70 : x
  2. Step 2: Convert to fraction form
    164,811.60/246,561.30 = 142,868.70/x
  3. Step 3: Cross multiply
    164,811.60x = 246,561.30 × 142,868.70
  4. Step 4: Simplify right side
    164,811.60x = 35,225,892,401.31
  5. Step 5: Solve for x
    x = 35,225,892,401.31/164,811.60
  6. Step 6: Final answer
    x = 213,734.30

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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.