Home / 70,427.88-105,666.12-44,101.26

Finding the Fourth Proportional to 70,427.88, 105,666.12 and 44,101.26

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Solution

The fourth proportional to 70,427.88, 105,666.12 and 44,101.26 is: 66,167.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,427.88 : 105,666.12 = 44,101.26 : x
  2. Step 2: Convert to fraction form
    70,427.88/105,666.12 = 44,101.26/x
  3. Step 3: Cross multiply
    70,427.88x = 105,666.12 × 44,101.26
  4. Step 4: Simplify right side
    70,427.88x = 4,660,009,031.31
  5. Step 5: Solve for x
    x = 4,660,009,031.31/70,427.88
  6. Step 6: Final answer
    x = 66,167.11

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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.