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Finding the Fourth Proportional to 101,450.80, 152,176.20 and 96,007.60

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Solution

The fourth proportional to 101,450.80, 152,176.20 and 96,007.60 is: 144,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,450.80 : 152,176.20 = 96,007.60 : x
  2. Step 2: Convert to fraction form
    101,450.80/152,176.20 = 96,007.60/x
  3. Step 3: Cross multiply
    101,450.80x = 152,176.20 × 96,007.60
  4. Step 4: Simplify right side
    101,450.80x = 14,610,071,739.12
  5. Step 5: Solve for x
    x = 14,610,071,739.12/101,450.80
  6. Step 6: Final answer
    x = 144,011.40

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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.