Home / 75,702.34-113,600.49-51,412.06

Finding the Fourth Proportional to 75,702.34, 113,600.49 and 51,412.06

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Solution

The fourth proportional to 75,702.34, 113,600.49 and 51,412.06 is: 77,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,702.34 : 113,600.49 = 51,412.06 : x
  2. Step 2: Convert to fraction form
    75,702.34/113,600.49 = 51,412.06/x
  3. Step 3: Cross multiply
    75,702.34x = 113,600.49 × 51,412.06
  4. Step 4: Simplify right side
    75,702.34x = 5,840,435,207.91
  5. Step 5: Solve for x
    x = 5,840,435,207.91/75,702.34
  6. Step 6: Final answer
    x = 77,150.00

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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.