Home / 70,494.07-105,685.64-34,930.95

Finding the Fourth Proportional to 70,494.07, 105,685.64 and 34,930.95

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Solution

The fourth proportional to 70,494.07, 105,685.64 and 34,930.95 is: 52,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,494.07 : 105,685.64 = 34,930.95 : x
  2. Step 2: Convert to fraction form
    70,494.07/105,685.64 = 34,930.95/x
  3. Step 3: Cross multiply
    70,494.07x = 105,685.64 × 34,930.95
  4. Step 4: Simplify right side
    70,494.07x = 3,691,699,268.33
  5. Step 5: Solve for x
    x = 3,691,699,268.33/70,494.07
  6. Step 6: Final answer
    x = 52,368.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.