Home / 144,461.40-199,555.02-131,047.80

Finding the Fourth Proportional to 144,461.40, 199,555.02 and 131,047.80

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Solution

The fourth proportional to 144,461.40, 199,555.02 and 131,047.80 is: 181,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,461.40 : 199,555.02 = 131,047.80 : x
  2. Step 2: Convert to fraction form
    144,461.40/199,555.02 = 131,047.80/x
  3. Step 3: Cross multiply
    144,461.40x = 199,555.02 × 131,047.80
  4. Step 4: Simplify right side
    144,461.40x = 26,151,246,349.96
  5. Step 5: Solve for x
    x = 26,151,246,349.96/144,461.40
  6. Step 6: Final answer
    x = 181,025.84

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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.