Home / 84,660.15-116,831.46-48,851.67

Finding the Fourth Proportional to 84,660.15, 116,831.46 and 48,851.67

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Solution

The fourth proportional to 84,660.15, 116,831.46 and 48,851.67 is: 67,415.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,660.15 : 116,831.46 = 48,851.67 : x
  2. Step 2: Convert to fraction form
    84,660.15/116,831.46 = 48,851.67/x
  3. Step 3: Cross multiply
    84,660.15x = 116,831.46 × 48,851.67
  4. Step 4: Simplify right side
    84,660.15x = 5,707,411,929.54
  5. Step 5: Solve for x
    x = 5,707,411,929.54/84,660.15
  6. Step 6: Final answer
    x = 67,415.57

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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.