Home / 77,056.24-106,332.24-43,515.76

Finding the Fourth Proportional to 77,056.24, 106,332.24 and 43,515.76

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Solution

The fourth proportional to 77,056.24, 106,332.24 and 43,515.76 is: 60,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,056.24 : 106,332.24 = 43,515.76 : x
  2. Step 2: Convert to fraction form
    77,056.24/106,332.24 = 43,515.76/x
  3. Step 3: Cross multiply
    77,056.24x = 106,332.24 × 43,515.76
  4. Step 4: Simplify right side
    77,056.24x = 4,627,128,236.10
  5. Step 5: Solve for x
    x = 4,627,128,236.10/77,056.24
  6. Step 6: Final answer
    x = 60,048.72

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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.