Home / 125,826.56-188,681.51-46,919.60

Finding the Fourth Proportional to 125,826.56, 188,681.51 and 46,919.60

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Solution

The fourth proportional to 125,826.56, 188,681.51 and 46,919.60 is: 70,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,826.56 : 188,681.51 = 46,919.60 : x
  2. Step 2: Convert to fraction form
    125,826.56/188,681.51 = 46,919.60/x
  3. Step 3: Cross multiply
    125,826.56x = 188,681.51 × 46,919.60
  4. Step 4: Simplify right side
    125,826.56x = 8,852,860,150.49
  5. Step 5: Solve for x
    x = 8,852,860,150.49/125,826.56
  6. Step 6: Final answer
    x = 70,357.65

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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.