Home / 130,366.32-195,480.36-56,454

Finding the Fourth Proportional to 130,366.32, 195,480.36 and 56,454

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Solution

The fourth proportional to 130,366.32, 195,480.36 and 56,454 is: 84,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,366.32 : 195,480.36 = 56,454 : x
  2. Step 2: Convert to fraction form
    130,366.32/195,480.36 = 56,454/x
  3. Step 3: Cross multiply
    130,366.32x = 195,480.36 × 56,454
  4. Step 4: Simplify right side
    130,366.32x = 11,035,648,243.44
  5. Step 5: Solve for x
    x = 11,035,648,243.44/130,366.32
  6. Step 6: Final answer
    x = 84,651.07

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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.