Home / 92,930.41-128,244.31-50,488.95

Finding the Fourth Proportional to 92,930.41, 128,244.31 and 50,488.95

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Solution

The fourth proportional to 92,930.41, 128,244.31 and 50,488.95 is: 69,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,930.41 : 128,244.31 = 50,488.95 : x
  2. Step 2: Convert to fraction form
    92,930.41/128,244.31 = 50,488.95/x
  3. Step 3: Cross multiply
    92,930.41x = 128,244.31 × 50,488.95
  4. Step 4: Simplify right side
    92,930.41x = 6,474,920,112.01
  5. Step 5: Solve for x
    x = 6,474,920,112.01/92,930.41
  6. Step 6: Final answer
    x = 69,674.93

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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.