Home / 354,114.18-531,230.10-140,884.11

Finding the Fourth Proportional to 354,114.18, 531,230.10 and 140,884.11

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Solution

The fourth proportional to 354,114.18, 531,230.10 and 140,884.11 is: 211,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,114.18 : 531,230.10 = 140,884.11 : x
  2. Step 2: Convert to fraction form
    354,114.18/531,230.10 = 140,884.11/x
  3. Step 3: Cross multiply
    354,114.18x = 531,230.10 × 140,884.11
  4. Step 4: Simplify right side
    354,114.18x = 74,841,879,315.40
  5. Step 5: Solve for x
    x = 74,841,879,315.40/354,114.18
  6. Step 6: Final answer
    x = 211,349.57

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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.