Home / 125,329.83-187,880.95-46,388.70

Finding the Fourth Proportional to 125,329.83, 187,880.95 and 46,388.70

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Solution

The fourth proportional to 125,329.83, 187,880.95 and 46,388.70 is: 69,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,329.83 : 187,880.95 = 46,388.70 : x
  2. Step 2: Convert to fraction form
    125,329.83/187,880.95 = 46,388.70/x
  3. Step 3: Cross multiply
    125,329.83x = 187,880.95 × 46,388.70
  4. Step 4: Simplify right side
    125,329.83x = 8,715,552,204.74
  5. Step 5: Solve for x
    x = 8,715,552,204.74/125,329.83
  6. Step 6: Final answer
    x = 69,540.93

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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.