Home / 213,622.02-294,783.84-118,127.88

Finding the Fourth Proportional to 213,622.02, 294,783.84 and 118,127.88

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Solution

The fourth proportional to 213,622.02, 294,783.84 and 118,127.88 is: 163,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,622.02 : 294,783.84 = 118,127.88 : x
  2. Step 2: Convert to fraction form
    213,622.02/294,783.84 = 118,127.88/x
  3. Step 3: Cross multiply
    213,622.02x = 294,783.84 × 118,127.88
  4. Step 4: Simplify right side
    213,622.02x = 34,822,190,077.46
  5. Step 5: Solve for x
    x = 34,822,190,077.46/213,622.02
  6. Step 6: Final answer
    x = 163,008.43

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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.