Home / 213,163.89-294,165.88-117,670.35

Finding the Fourth Proportional to 213,163.89, 294,165.88 and 117,670.35

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Solution

The fourth proportional to 213,163.89, 294,165.88 and 117,670.35 is: 162,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,163.89 : 294,165.88 = 117,670.35 : x
  2. Step 2: Convert to fraction form
    213,163.89/294,165.88 = 117,670.35/x
  3. Step 3: Cross multiply
    213,163.89x = 294,165.88 × 117,670.35
  4. Step 4: Simplify right side
    213,163.89x = 34,614,602,866.60
  5. Step 5: Solve for x
    x = 34,614,602,866.60/213,163.89
  6. Step 6: Final answer
    x = 162,384.93

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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.