Home / 219,831.40-329,747.10-160,782.40

Finding the Fourth Proportional to 219,831.40, 329,747.10 and 160,782.40

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Solution

The fourth proportional to 219,831.40, 329,747.10 and 160,782.40 is: 241,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,831.40 : 329,747.10 = 160,782.40 : x
  2. Step 2: Convert to fraction form
    219,831.40/329,747.10 = 160,782.40/x
  3. Step 3: Cross multiply
    219,831.40x = 329,747.10 × 160,782.40
  4. Step 4: Simplify right side
    219,831.40x = 53,017,530,131.04
  5. Step 5: Solve for x
    x = 53,017,530,131.04/219,831.40
  6. Step 6: Final answer
    x = 241,173.60

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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.