Home / 213,210.32-294,228.36-117,714.98

Finding the Fourth Proportional to 213,210.32, 294,228.36 and 117,714.98

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Solution

The fourth proportional to 213,210.32, 294,228.36 and 117,714.98 is: 162,445.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,210.32 : 294,228.36 = 117,714.98 : x
  2. Step 2: Convert to fraction form
    213,210.32/294,228.36 = 117,714.98/x
  3. Step 3: Cross multiply
    213,210.32x = 294,228.36 × 117,714.98
  4. Step 4: Simplify right side
    213,210.32x = 34,635,085,512.83
  5. Step 5: Solve for x
    x = 34,635,085,512.83/213,210.32
  6. Step 6: Final answer
    x = 162,445.63

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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.