Home / 352,045.80-528,327.90-141,834.60

Finding the Fourth Proportional to 352,045.80, 528,327.90 and 141,834.60

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Solution

The fourth proportional to 352,045.80, 528,327.90 and 141,834.60 is: 212,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,045.80 : 528,327.90 = 141,834.60 : x
  2. Step 2: Convert to fraction form
    352,045.80/528,327.90 = 141,834.60/x
  3. Step 3: Cross multiply
    352,045.80x = 528,327.90 × 141,834.60
  4. Step 4: Simplify right side
    352,045.80x = 74,935,176,365.34
  5. Step 5: Solve for x
    x = 74,935,176,365.34/352,045.80
  6. Step 6: Final answer
    x = 212,856.33

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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.