Home / 50,818.04-70,127.36-28,157.98

Finding the Fourth Proportional to 50,818.04, 70,127.36 and 28,157.98

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Solution

The fourth proportional to 50,818.04, 70,127.36 and 28,157.98 is: 38,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,818.04 : 70,127.36 = 28,157.98 : x
  2. Step 2: Convert to fraction form
    50,818.04/70,127.36 = 28,157.98/x
  3. Step 3: Cross multiply
    50,818.04x = 70,127.36 × 28,157.98
  4. Step 4: Simplify right side
    50,818.04x = 1,974,644,800.33
  5. Step 5: Solve for x
    x = 1,974,644,800.33/50,818.04
  6. Step 6: Final answer
    x = 38,857.16

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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.