Home / 262,175.19-393,271.49-72,637.46

Finding the Fourth Proportional to 262,175.19, 393,271.49 and 72,637.46

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Solution

The fourth proportional to 262,175.19, 393,271.49 and 72,637.46 is: 108,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,175.19 : 393,271.49 = 72,637.46 : x
  2. Step 2: Convert to fraction form
    262,175.19/393,271.49 = 72,637.46/x
  3. Step 3: Cross multiply
    262,175.19x = 393,271.49 × 72,637.46
  4. Step 4: Simplify right side
    262,175.19x = 28,566,242,124.02
  5. Step 5: Solve for x
    x = 28,566,242,124.02/262,175.19
  6. Step 6: Final answer
    x = 108,958.60

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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.