Home / 94,318.68-130,157.64-51,876.30

Finding the Fourth Proportional to 94,318.68, 130,157.64 and 51,876.30

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Solution

The fourth proportional to 94,318.68, 130,157.64 and 51,876.30 is: 71,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,318.68 : 130,157.64 = 51,876.30 : x
  2. Step 2: Convert to fraction form
    94,318.68/130,157.64 = 51,876.30/x
  3. Step 3: Cross multiply
    94,318.68x = 130,157.64 × 51,876.30
  4. Step 4: Simplify right side
    94,318.68x = 6,752,096,779.93
  5. Step 5: Solve for x
    x = 6,752,096,779.93/94,318.68
  6. Step 6: Final answer
    x = 71,588.12

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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.