Home / 251,677.10-347,329.38-144,254.09

Finding the Fourth Proportional to 251,677.10, 347,329.38 and 144,254.09

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Solution

The fourth proportional to 251,677.10, 347,329.38 and 144,254.09 is: 199,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,677.10 : 347,329.38 = 144,254.09 : x
  2. Step 2: Convert to fraction form
    251,677.10/347,329.38 = 144,254.09/x
  3. Step 3: Cross multiply
    251,677.10x = 347,329.38 × 144,254.09
  4. Step 4: Simplify right side
    251,677.10x = 50,103,683,642.16
  5. Step 5: Solve for x
    x = 50,103,683,642.16/251,677.10
  6. Step 6: Final answer
    x = 199,079.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.