Home / 212,655.58-293,403.81-126,542.59

Finding the Fourth Proportional to 212,655.58, 293,403.81 and 126,542.59

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Solution

The fourth proportional to 212,655.58, 293,403.81 and 126,542.59 is: 174,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,655.58 : 293,403.81 = 126,542.59 : x
  2. Step 2: Convert to fraction form
    212,655.58/293,403.81 = 126,542.59/x
  3. Step 3: Cross multiply
    212,655.58x = 293,403.81 × 126,542.59
  4. Step 4: Simplify right side
    212,655.58x = 37,128,078,033.27
  5. Step 5: Solve for x
    x = 37,128,078,033.27/212,655.58
  6. Step 6: Final answer
    x = 174,592.54

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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.