Home / 94,872.33-130,937.72-57,145.77

Finding the Fourth Proportional to 94,872.33, 130,937.72 and 57,145.77

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Solution

The fourth proportional to 94,872.33, 130,937.72 and 57,145.77 is: 78,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,872.33 : 130,937.72 = 57,145.77 : x
  2. Step 2: Convert to fraction form
    94,872.33/130,937.72 = 57,145.77/x
  3. Step 3: Cross multiply
    94,872.33x = 130,937.72 × 57,145.77
  4. Step 4: Simplify right side
    94,872.33x = 7,482,536,545.72
  5. Step 5: Solve for x
    x = 7,482,536,545.72/94,872.33
  6. Step 6: Final answer
    x = 78,869.53

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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.