Home / 45,097.42-62,230.19-30,531.98

Finding the Fourth Proportional to 45,097.42, 62,230.19 and 30,531.98

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Solution

The fourth proportional to 45,097.42, 62,230.19 and 30,531.98 is: 42,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,097.42 : 62,230.19 = 30,531.98 : x
  2. Step 2: Convert to fraction form
    45,097.42/62,230.19 = 30,531.98/x
  3. Step 3: Cross multiply
    45,097.42x = 62,230.19 × 30,531.98
  4. Step 4: Simplify right side
    45,097.42x = 1,900,010,605.33
  5. Step 5: Solve for x
    x = 1,900,010,605.33/45,097.42
  6. Step 6: Final answer
    x = 42,131.25

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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.