Home / 173,617.05-260,511.98-68,439.45

Finding the Fourth Proportional to 173,617.05, 260,511.98 and 68,439.45

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Solution

The fourth proportional to 173,617.05, 260,511.98 and 68,439.45 is: 102,693.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,617.05 : 260,511.98 = 68,439.45 : x
  2. Step 2: Convert to fraction form
    173,617.05/260,511.98 = 68,439.45/x
  3. Step 3: Cross multiply
    173,617.05x = 260,511.98 × 68,439.45
  4. Step 4: Simplify right side
    173,617.05x = 17,829,296,287.41
  5. Step 5: Solve for x
    x = 17,829,296,287.41/173,617.05
  6. Step 6: Final answer
    x = 102,693.23

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1.5x scale

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.