Home / 130,213.44-195,320.16-47,088

Finding the Fourth Proportional to 130,213.44, 195,320.16 and 47,088

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Solution

The fourth proportional to 130,213.44, 195,320.16 and 47,088 is: 70,632

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,213.44 : 195,320.16 = 47,088 : x
  2. Step 2: Convert to fraction form
    130,213.44/195,320.16 = 47,088/x
  3. Step 3: Cross multiply
    130,213.44x = 195,320.16 × 47,088
  4. Step 4: Simplify right side
    130,213.44x = 9,197,235,694.08
  5. Step 5: Solve for x
    x = 9,197,235,694.08/130,213.44
  6. Step 6: Final answer
    x = 70,632

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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.