Home / 152,846.22-210,934.37-84,863.20

Finding the Fourth Proportional to 152,846.22, 210,934.37 and 84,863.20

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Solution

The fourth proportional to 152,846.22, 210,934.37 and 84,863.20 is: 117,114.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,846.22 : 210,934.37 = 84,863.20 : x
  2. Step 2: Convert to fraction form
    152,846.22/210,934.37 = 84,863.20/x
  3. Step 3: Cross multiply
    152,846.22x = 210,934.37 × 84,863.20
  4. Step 4: Simplify right side
    152,846.22x = 17,900,564,573.51
  5. Step 5: Solve for x
    x = 17,900,564,573.51/152,846.22
  6. Step 6: Final answer
    x = 117,114.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.