Home / 222,030.74-306,407.67-126,546.32

Finding the Fourth Proportional to 222,030.74, 306,407.67 and 126,546.32

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Solution

The fourth proportional to 222,030.74, 306,407.67 and 126,546.32 is: 174,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,030.74 : 306,407.67 = 126,546.32 : x
  2. Step 2: Convert to fraction form
    222,030.74/306,407.67 = 126,546.32/x
  3. Step 3: Cross multiply
    222,030.74x = 306,407.67 × 126,546.32
  4. Step 4: Simplify right side
    222,030.74x = 38,774,763,058.27
  5. Step 5: Solve for x
    x = 38,774,763,058.27/222,030.74
  6. Step 6: Final answer
    x = 174,636.91

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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.