Home / 73,952.26-102,052.65-42,120.34

Finding the Fourth Proportional to 73,952.26, 102,052.65 and 42,120.34

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Solution

The fourth proportional to 73,952.26, 102,052.65 and 42,120.34 is: 58,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,952.26 : 102,052.65 = 42,120.34 : x
  2. Step 2: Convert to fraction form
    73,952.26/102,052.65 = 42,120.34/x
  3. Step 3: Cross multiply
    73,952.26x = 102,052.65 × 42,120.34
  4. Step 4: Simplify right side
    73,952.26x = 4,298,492,315.90
  5. Step 5: Solve for x
    x = 4,298,492,315.90/73,952.26
  6. Step 6: Final answer
    x = 58,125.23

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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.