Home / 130,422.70-195,676.04-59,370.76

Finding the Fourth Proportional to 130,422.70, 195,676.04 and 59,370.76

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Solution

The fourth proportional to 130,422.70, 195,676.04 and 59,370.76 is: 89,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,422.70 : 195,676.04 = 59,370.76 : x
  2. Step 2: Convert to fraction form
    130,422.70/195,676.04 = 59,370.76/x
  3. Step 3: Cross multiply
    130,422.70x = 195,676.04 × 59,370.76
  4. Step 4: Simplify right side
    130,422.70x = 11,617,435,208.59
  5. Step 5: Solve for x
    x = 11,617,435,208.59/130,422.70
  6. Step 6: Final answer
    x = 89,075.25

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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.