Home / 68,464.50-102,529.02-56,545.35

Finding the Fourth Proportional to 68,464.50, 102,529.02 and 56,545.35

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Solution

The fourth proportional to 68,464.50, 102,529.02 and 56,545.35 is: 84,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,464.50 : 102,529.02 = 56,545.35 : x
  2. Step 2: Convert to fraction form
    68,464.50/102,529.02 = 56,545.35/x
  3. Step 3: Cross multiply
    68,464.50x = 102,529.02 × 56,545.35
  4. Step 4: Simplify right side
    68,464.50x = 5,797,539,321.06
  5. Step 5: Solve for x
    x = 5,797,539,321.06/68,464.50
  6. Step 6: Final answer
    x = 84,679.50

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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.