Home / 70,043.63-96,658.28-38,212.52

Finding the Fourth Proportional to 70,043.63, 96,658.28 and 38,212.52

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Solution

The fourth proportional to 70,043.63, 96,658.28 and 38,212.52 is: 52,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,043.63 : 96,658.28 = 38,212.52 : x
  2. Step 2: Convert to fraction form
    70,043.63/96,658.28 = 38,212.52/x
  3. Step 3: Cross multiply
    70,043.63x = 96,658.28 × 38,212.52
  4. Step 4: Simplify right side
    70,043.63x = 3,693,555,783.31
  5. Step 5: Solve for x
    x = 3,693,555,783.31/70,043.63
  6. Step 6: Final answer
    x = 52,732.22

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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.