Home / 58,280.36-80,437.22-34,405.48

Finding the Fourth Proportional to 58,280.36, 80,437.22 and 34,405.48

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Solution

The fourth proportional to 58,280.36, 80,437.22 and 34,405.48 is: 47,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,280.36 : 80,437.22 = 34,405.48 : x
  2. Step 2: Convert to fraction form
    58,280.36/80,437.22 = 34,405.48/x
  3. Step 3: Cross multiply
    58,280.36x = 80,437.22 × 34,405.48
  4. Step 4: Simplify right side
    58,280.36x = 2,767,481,163.97
  5. Step 5: Solve for x
    x = 2,767,481,163.97/58,280.36
  6. Step 6: Final answer
    x = 47,485.66

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1.5x scale

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.