Home / 144,488.50-199,394.13-94,187.50

Finding the Fourth Proportional to 144,488.50, 199,394.13 and 94,187.50

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Solution

The fourth proportional to 144,488.50, 199,394.13 and 94,187.50 is: 129,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,488.50 : 199,394.13 = 94,187.50 : x
  2. Step 2: Convert to fraction form
    144,488.50/199,394.13 = 94,187.50/x
  3. Step 3: Cross multiply
    144,488.50x = 199,394.13 × 94,187.50
  4. Step 4: Simplify right side
    144,488.50x = 18,780,434,619.38
  5. Step 5: Solve for x
    x = 18,780,434,619.38/144,488.50
  6. Step 6: Final answer
    x = 129,978.75

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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.