Home / 70,934.22-97,889.52-39,102.42

Finding the Fourth Proportional to 70,934.22, 97,889.52 and 39,102.42

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Solution

The fourth proportional to 70,934.22, 97,889.52 and 39,102.42 is: 53,961.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,934.22 : 97,889.52 = 39,102.42 : x
  2. Step 2: Convert to fraction form
    70,934.22/97,889.52 = 39,102.42/x
  3. Step 3: Cross multiply
    70,934.22x = 97,889.52 × 39,102.42
  4. Step 4: Simplify right side
    70,934.22x = 3,827,717,124.64
  5. Step 5: Solve for x
    x = 3,827,717,124.64/70,934.22
  6. Step 6: Final answer
    x = 53,961.50

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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.