Home / 352,537.48-528,607.50-115,816.60

Finding the Fourth Proportional to 352,537.48, 528,607.50 and 115,816.60

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Solution

The fourth proportional to 352,537.48, 528,607.50 and 115,816.60 is: 173,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,537.48 : 528,607.50 = 115,816.60 : x
  2. Step 2: Convert to fraction form
    352,537.48/528,607.50 = 115,816.60/x
  3. Step 3: Cross multiply
    352,537.48x = 528,607.50 × 115,816.60
  4. Step 4: Simplify right side
    352,537.48x = 61,221,523,384.50
  5. Step 5: Solve for x
    x = 61,221,523,384.50/352,537.48
  6. Step 6: Final answer
    x = 173,659.62

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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.