Home / 213,684.33-294,864.56-118,188.98

Finding the Fourth Proportional to 213,684.33, 294,864.56 and 118,188.98

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Solution

The fourth proportional to 213,684.33, 294,864.56 and 118,188.98 is: 163,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,684.33 : 294,864.56 = 118,188.98 : x
  2. Step 2: Convert to fraction form
    213,684.33/294,864.56 = 118,188.98/x
  3. Step 3: Cross multiply
    213,684.33x = 294,864.56 × 118,188.98
  4. Step 4: Simplify right side
    213,684.33x = 34,849,739,519.28
  5. Step 5: Solve for x
    x = 34,849,739,519.28/213,684.33
  6. Step 6: Final answer
    x = 163,089.82

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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.