Home / 82,280.24-113,555.11-59,328.94

Finding the Fourth Proportional to 82,280.24, 113,555.11 and 59,328.94

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Solution

The fourth proportional to 82,280.24, 113,555.11 and 59,328.94 is: 81,879.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,280.24 : 113,555.11 = 59,328.94 : x
  2. Step 2: Convert to fraction form
    82,280.24/113,555.11 = 59,328.94/x
  3. Step 3: Cross multiply
    82,280.24x = 113,555.11 × 59,328.94
  4. Step 4: Simplify right side
    82,280.24x = 6,737,104,307.88
  5. Step 5: Solve for x
    x = 6,737,104,307.88/82,280.24
  6. Step 6: Final answer
    x = 81,879.98

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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.