Home / 53,804.24-80,630.76-45,865.70

Finding the Fourth Proportional to 53,804.24, 80,630.76 and 45,865.70

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Solution

The fourth proportional to 53,804.24, 80,630.76 and 45,865.70 is: 68,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,804.24 : 80,630.76 = 45,865.70 : x
  2. Step 2: Convert to fraction form
    53,804.24/80,630.76 = 45,865.70/x
  3. Step 3: Cross multiply
    53,804.24x = 80,630.76 × 45,865.70
  4. Step 4: Simplify right side
    53,804.24x = 3,698,186,248.93
  5. Step 5: Solve for x
    x = 3,698,186,248.93/53,804.24
  6. Step 6: Final answer
    x = 68,734.10

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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.