Home / 47,157.18-65,092-30,207.02

Finding the Fourth Proportional to 47,157.18, 65,092 and 30,207.02

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Solution

The fourth proportional to 47,157.18, 65,092 and 30,207.02 is: 41,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157.18 : 65,092 = 30,207.02 : x
  2. Step 2: Convert to fraction form
    47,157.18/65,092 = 30,207.02/x
  3. Step 3: Cross multiply
    47,157.18x = 65,092 × 30,207.02
  4. Step 4: Simplify right side
    47,157.18x = 1,966,235,345.84
  5. Step 5: Solve for x
    x = 1,966,235,345.84/47,157.18
  6. Step 6: Final answer
    x = 41,695.35

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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.