Home / 237,782.05-328,129.05-142,341.37

Finding the Fourth Proportional to 237,782.05, 328,129.05 and 142,341.37

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Solution

The fourth proportional to 237,782.05, 328,129.05 and 142,341.37 is: 196,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,782.05 : 328,129.05 = 142,341.37 : x
  2. Step 2: Convert to fraction form
    237,782.05/328,129.05 = 142,341.37/x
  3. Step 3: Cross multiply
    237,782.05x = 328,129.05 × 142,341.37
  4. Step 4: Simplify right side
    237,782.05x = 46,706,338,513.80
  5. Step 5: Solve for x
    x = 46,706,338,513.80/237,782.05
  6. Step 6: Final answer
    x = 196,425.00

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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.