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Finding the Fourth Proportional to 153,166.80, 229,968.90 and 119,924.40

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Solution

The fourth proportional to 153,166.80, 229,968.90 and 119,924.40 is: 180,057.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,166.80 : 229,968.90 = 119,924.40 : x
  2. Step 2: Convert to fraction form
    153,166.80/229,968.90 = 119,924.40/x
  3. Step 3: Cross multiply
    153,166.80x = 229,968.90 × 119,924.40
  4. Step 4: Simplify right side
    153,166.80x = 27,578,882,351.16
  5. Step 5: Solve for x
    x = 27,578,882,351.16/153,166.80
  6. Step 6: Final answer
    x = 180,057.83

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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.