Home / 354,452.49-531,899.10-144,090.27

Finding the Fourth Proportional to 354,452.49, 531,899.10 and 144,090.27

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Solution

The fourth proportional to 354,452.49, 531,899.10 and 144,090.27 is: 216,224.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,452.49 : 531,899.10 = 144,090.27 : x
  2. Step 2: Convert to fraction form
    354,452.49/531,899.10 = 144,090.27/x
  3. Step 3: Cross multiply
    354,452.49x = 531,899.10 × 144,090.27
  4. Step 4: Simplify right side
    354,452.49x = 76,641,484,931.76
  5. Step 5: Solve for x
    x = 76,641,484,931.76/354,452.49
  6. Step 6: Final answer
    x = 216,224.99

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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.