Home / 70,370.10-105,567.17-25,997.09

Finding the Fourth Proportional to 70,370.10, 105,567.17 and 25,997.09

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Solution

The fourth proportional to 70,370.10, 105,567.17 and 25,997.09 is: 39,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,370.10 : 105,567.17 = 25,997.09 : x
  2. Step 2: Convert to fraction form
    70,370.10/105,567.17 = 25,997.09/x
  3. Step 3: Cross multiply
    70,370.10x = 105,567.17 × 25,997.09
  4. Step 4: Simplify right side
    70,370.10x = 2,744,438,561.71
  5. Step 5: Solve for x
    x = 2,744,438,561.71/70,370.10
  6. Step 6: Final answer
    x = 39,000.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.