Home / 210,671.25-290,703.51-124,633.44

Finding the Fourth Proportional to 210,671.25, 290,703.51 and 124,633.44

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Solution

The fourth proportional to 210,671.25, 290,703.51 and 124,633.44 is: 171,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,671.25 : 290,703.51 = 124,633.44 : x
  2. Step 2: Convert to fraction form
    210,671.25/290,703.51 = 124,633.44/x
  3. Step 3: Cross multiply
    210,671.25x = 290,703.51 × 124,633.44
  4. Step 4: Simplify right side
    210,671.25x = 36,231,378,471.37
  5. Step 5: Solve for x
    x = 36,231,378,471.37/210,671.25
  6. Step 6: Final answer
    x = 171,980.65

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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.