Home / 212,424.36-293,119.77-126,385.86

Finding the Fourth Proportional to 212,424.36, 293,119.77 and 126,385.86

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Solution

The fourth proportional to 212,424.36, 293,119.77 and 126,385.86 is: 174,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,424.36 : 293,119.77 = 126,385.86 : x
  2. Step 2: Convert to fraction form
    212,424.36/293,119.77 = 126,385.86/x
  3. Step 3: Cross multiply
    212,424.36x = 293,119.77 × 126,385.86
  4. Step 4: Simplify right side
    212,424.36x = 37,046,194,214.45
  5. Step 5: Solve for x
    x = 37,046,194,214.45/212,424.36
  6. Step 6: Final answer
    x = 174,397.11

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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.