Home / 251,559.72-347,155.02-144,127.44

Finding the Fourth Proportional to 251,559.72, 347,155.02 and 144,127.44

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Solution

The fourth proportional to 251,559.72, 347,155.02 and 144,127.44 is: 198,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,559.72 : 347,155.02 = 144,127.44 : x
  2. Step 2: Convert to fraction form
    251,559.72/347,155.02 = 144,127.44/x
  3. Step 3: Cross multiply
    251,559.72x = 347,155.02 × 144,127.44
  4. Step 4: Simplify right side
    251,559.72x = 50,034,564,315.75
  5. Step 5: Solve for x
    x = 50,034,564,315.75/251,559.72
  6. Step 6: Final answer
    x = 198,897.36

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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.