Home / 154,788.05-232,182.89-70,489.43

Finding the Fourth Proportional to 154,788.05, 232,182.89 and 70,489.43

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Solution

The fourth proportional to 154,788.05, 232,182.89 and 70,489.43 is: 105,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.05 : 232,182.89 = 70,489.43 : x
  2. Step 2: Convert to fraction form
    154,788.05/232,182.89 = 70,489.43/x
  3. Step 3: Cross multiply
    154,788.05x = 232,182.89 × 70,489.43
  4. Step 4: Simplify right side
    154,788.05x = 16,366,438,058.49
  5. Step 5: Solve for x
    x = 16,366,438,058.49/154,788.05
  6. Step 6: Final answer
    x = 105,734.51

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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.