Home / 130,176.17-195,225.98-55,295.72

Finding the Fourth Proportional to 130,176.17, 195,225.98 and 55,295.72

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Solution

The fourth proportional to 130,176.17, 195,225.98 and 55,295.72 is: 82,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,176.17 : 195,225.98 = 55,295.72 : x
  2. Step 2: Convert to fraction form
    130,176.17/195,225.98 = 55,295.72/x
  3. Step 3: Cross multiply
    130,176.17x = 195,225.98 × 55,295.72
  4. Step 4: Simplify right side
    130,176.17x = 10,795,159,874.20
  5. Step 5: Solve for x
    x = 10,795,159,874.20/130,176.17
  6. Step 6: Final answer
    x = 82,927.32

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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.