Home / 63,790.12-96,117.37-52,939.90

Finding the Fourth Proportional to 63,790.12, 96,117.37 and 52,939.90

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Solution

The fourth proportional to 63,790.12, 96,117.37 and 52,939.90 is: 79,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,790.12 : 96,117.37 = 52,939.90 : x
  2. Step 2: Convert to fraction form
    63,790.12/96,117.37 = 52,939.90/x
  3. Step 3: Cross multiply
    63,790.12x = 96,117.37 × 52,939.90
  4. Step 4: Simplify right side
    63,790.12x = 5,088,443,956.06
  5. Step 5: Solve for x
    x = 5,088,443,956.06/63,790.12
  6. Step 6: Final answer
    x = 79,768.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.