Home / 211,250.92-291,526.23-126,387.94

Finding the Fourth Proportional to 211,250.92, 291,526.23 and 126,387.94

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Solution

The fourth proportional to 211,250.92, 291,526.23 and 126,387.94 is: 174,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,250.92 : 291,526.23 = 126,387.94 : x
  2. Step 2: Convert to fraction form
    211,250.92/291,526.23 = 126,387.94/x
  3. Step 3: Cross multiply
    211,250.92x = 291,526.23 × 126,387.94
  4. Step 4: Simplify right side
    211,250.92x = 36,845,399,665.67
  5. Step 5: Solve for x
    x = 36,845,399,665.67/211,250.92
  6. Step 6: Final answer
    x = 174,415.33

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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.