Home / 53,775.16-80,638.06-31,598.96

Finding the Fourth Proportional to 53,775.16, 80,638.06 and 31,598.96

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Solution

The fourth proportional to 53,775.16, 80,638.06 and 31,598.96 is: 47,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775.16 : 80,638.06 = 31,598.96 : x
  2. Step 2: Convert to fraction form
    53,775.16/80,638.06 = 31,598.96/x
  3. Step 3: Cross multiply
    53,775.16x = 80,638.06 × 31,598.96
  4. Step 4: Simplify right side
    53,775.16x = 2,548,078,832.42
  5. Step 5: Solve for x
    x = 2,548,078,832.42/53,775.16
  6. Step 6: Final answer
    x = 47,383.94

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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.