Home / 80,831.67-111,547.94-46,846.76

Finding the Fourth Proportional to 80,831.67, 111,547.94 and 46,846.76

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Solution

The fourth proportional to 80,831.67, 111,547.94 and 46,846.76 is: 64,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,831.67 : 111,547.94 = 46,846.76 : x
  2. Step 2: Convert to fraction form
    80,831.67/111,547.94 = 46,846.76/x
  3. Step 3: Cross multiply
    80,831.67x = 111,547.94 × 46,846.76
  4. Step 4: Simplify right side
    80,831.67x = 5,225,658,781.70
  5. Step 5: Solve for x
    x = 5,225,658,781.70/80,831.67
  6. Step 6: Final answer
    x = 64,648.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.