Home / 130,089.76-195,085.68-51,160.84

Finding the Fourth Proportional to 130,089.76, 195,085.68 and 51,160.84

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Solution

The fourth proportional to 130,089.76, 195,085.68 and 51,160.84 is: 76,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,089.76 : 195,085.68 = 51,160.84 : x
  2. Step 2: Convert to fraction form
    130,089.76/195,085.68 = 51,160.84/x
  3. Step 3: Cross multiply
    130,089.76x = 195,085.68 × 51,160.84
  4. Step 4: Simplify right side
    130,089.76x = 9,980,747,260.77
  5. Step 5: Solve for x
    x = 9,980,747,260.77/130,089.76
  6. Step 6: Final answer
    x = 76,722.01

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1.5x scale

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.