Home / 67,831.60-93,509.28-47,626.96

Finding the Fourth Proportional to 67,831.60, 93,509.28 and 47,626.96

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Solution

The fourth proportional to 67,831.60, 93,509.28 and 47,626.96 is: 65,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831.60 : 93,509.28 = 47,626.96 : x
  2. Step 2: Convert to fraction form
    67,831.60/93,509.28 = 47,626.96/x
  3. Step 3: Cross multiply
    67,831.60x = 93,509.28 × 47,626.96
  4. Step 4: Simplify right side
    67,831.60x = 4,453,562,738.19
  5. Step 5: Solve for x
    x = 4,453,562,738.19/67,831.60
  6. Step 6: Final answer
    x = 65,656.17

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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.