Home / 125,451.19-188,139.87-36,683.59

Finding the Fourth Proportional to 125,451.19, 188,139.87 and 36,683.59

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Solution

The fourth proportional to 125,451.19, 188,139.87 and 36,683.59 is: 55,014.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,451.19 : 188,139.87 = 36,683.59 : x
  2. Step 2: Convert to fraction form
    125,451.19/188,139.87 = 36,683.59/x
  3. Step 3: Cross multiply
    125,451.19x = 188,139.87 × 36,683.59
  4. Step 4: Simplify right side
    125,451.19x = 6,901,646,226.47
  5. Step 5: Solve for x
    x = 6,901,646,226.47/125,451.19
  6. Step 6: Final answer
    x = 55,014.59

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1.5x scale

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.