Home / 148,966.80-223,450.20-142,054.80

Finding the Fourth Proportional to 148,966.80, 223,450.20 and 142,054.80

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Solution

The fourth proportional to 148,966.80, 223,450.20 and 142,054.80 is: 213,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,966.80 : 223,450.20 = 142,054.80 : x
  2. Step 2: Convert to fraction form
    148,966.80/223,450.20 = 142,054.80/x
  3. Step 3: Cross multiply
    148,966.80x = 223,450.20 × 142,054.80
  4. Step 4: Simplify right side
    148,966.80x = 31,742,173,470.96
  5. Step 5: Solve for x
    x = 31,742,173,470.96/148,966.80
  6. Step 6: Final answer
    x = 213,082.20

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1.5x scale

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.