Home / 237,956.34-328,390.05-142,444.56

Finding the Fourth Proportional to 237,956.34, 328,390.05 and 142,444.56

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Solution

The fourth proportional to 237,956.34, 328,390.05 and 142,444.56 is: 196,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,956.34 : 328,390.05 = 142,444.56 : x
  2. Step 2: Convert to fraction form
    237,956.34/328,390.05 = 142,444.56/x
  3. Step 3: Cross multiply
    237,956.34x = 328,390.05 × 142,444.56
  4. Step 4: Simplify right side
    237,956.34x = 46,777,376,180.63
  5. Step 5: Solve for x
    x = 46,777,376,180.63/237,956.34
  6. Step 6: Final answer
    x = 196,579.66

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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.