Home / 245,088.20-367,632.30-161,107.40

Finding the Fourth Proportional to 245,088.20, 367,632.30 and 161,107.40

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Solution

The fourth proportional to 245,088.20, 367,632.30 and 161,107.40 is: 241,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,088.20 : 367,632.30 = 161,107.40 : x
  2. Step 2: Convert to fraction form
    245,088.20/367,632.30 = 161,107.40/x
  3. Step 3: Cross multiply
    245,088.20x = 367,632.30 × 161,107.40
  4. Step 4: Simplify right side
    245,088.20x = 59,228,284,009.02
  5. Step 5: Solve for x
    x = 59,228,284,009.02/245,088.20
  6. Step 6: Final answer
    x = 241,661.10

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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.