Home / 213,148.70-294,145.24-117,655.42

Finding the Fourth Proportional to 213,148.70, 294,145.24 and 117,655.42

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Solution

The fourth proportional to 213,148.70, 294,145.24 and 117,655.42 is: 162,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,148.70 : 294,145.24 = 117,655.42 : x
  2. Step 2: Convert to fraction form
    213,148.70/294,145.24 = 117,655.42/x
  3. Step 3: Cross multiply
    213,148.70x = 294,145.24 × 117,655.42
  4. Step 4: Simplify right side
    213,148.70x = 34,607,781,753.20
  5. Step 5: Solve for x
    x = 34,607,781,753.20/213,148.70
  6. Step 6: Final answer
    x = 162,364.50

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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.