Home / 48,092.16-72,157.43-20,031.57

Finding the Fourth Proportional to 48,092.16, 72,157.43 and 20,031.57

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Solution

The fourth proportional to 48,092.16, 72,157.43 and 20,031.57 is: 30,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,092.16 : 72,157.43 = 20,031.57 : x
  2. Step 2: Convert to fraction form
    48,092.16/72,157.43 = 20,031.57/x
  3. Step 3: Cross multiply
    48,092.16x = 72,157.43 × 20,031.57
  4. Step 4: Simplify right side
    48,092.16x = 1,445,426,660.14
  5. Step 5: Solve for x
    x = 1,445,426,660.14/48,092.16
  6. Step 6: Final answer
    x = 30,055.35

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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.