Home / 55,314.95-83,038.26-53,059.15

Finding the Fourth Proportional to 55,314.95, 83,038.26 and 53,059.15

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Solution

The fourth proportional to 55,314.95, 83,038.26 and 53,059.15 is: 79,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,314.95 : 83,038.26 = 53,059.15 : x
  2. Step 2: Convert to fraction form
    55,314.95/83,038.26 = 53,059.15/x
  3. Step 3: Cross multiply
    55,314.95x = 83,038.26 × 53,059.15
  4. Step 4: Simplify right side
    55,314.95x = 4,405,939,795.85
  5. Step 5: Solve for x
    x = 4,405,939,795.85/55,314.95
  6. Step 6: Final answer
    x = 79,651.88

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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.