Home / 45,211.00-67,831.68-31,716.23

Finding the Fourth Proportional to 45,211.00, 67,831.68 and 31,716.23

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Solution

The fourth proportional to 45,211.00, 67,831.68 and 31,716.23 is: 47,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,211.00 : 67,831.68 = 31,716.23 : x
  2. Step 2: Convert to fraction form
    45,211.00/67,831.68 = 31,716.23/x
  3. Step 3: Cross multiply
    45,211.00x = 67,831.68 × 31,716.23
  4. Step 4: Simplify right side
    45,211.00x = 2,151,365,158.67
  5. Step 5: Solve for x
    x = 2,151,365,158.67/45,211.00
  6. Step 6: Final answer
    x = 47,585.00

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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.