Home / 157,633.26-236,399.13-52,423.98

Finding the Fourth Proportional to 157,633.26, 236,399.13 and 52,423.98

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Solution

The fourth proportional to 157,633.26, 236,399.13 and 52,423.98 is: 78,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,633.26 : 236,399.13 = 52,423.98 : x
  2. Step 2: Convert to fraction form
    157,633.26/236,399.13 = 52,423.98/x
  3. Step 3: Cross multiply
    157,633.26x = 236,399.13 × 52,423.98
  4. Step 4: Simplify right side
    157,633.26x = 12,392,983,263.14
  5. Step 5: Solve for x
    x = 12,392,983,263.14/157,633.26
  6. Step 6: Final answer
    x = 78,619.09

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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.