Home / 125,811.36-188,727.29-35,860.95

Finding the Fourth Proportional to 125,811.36, 188,727.29 and 35,860.95

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Solution

The fourth proportional to 125,811.36, 188,727.29 and 35,860.95 is: 53,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,811.36 : 188,727.29 = 35,860.95 : x
  2. Step 2: Convert to fraction form
    125,811.36/188,727.29 = 35,860.95/x
  3. Step 3: Cross multiply
    125,811.36x = 188,727.29 × 35,860.95
  4. Step 4: Simplify right side
    125,811.36x = 6,767,939,731.02
  5. Step 5: Solve for x
    x = 6,767,939,731.02/125,811.36
  6. Step 6: Final answer
    x = 53,794.35

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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.