Home / 154,796.81-232,195.46-42,478.56

Finding the Fourth Proportional to 154,796.81, 232,195.46 and 42,478.56

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Solution

The fourth proportional to 154,796.81, 232,195.46 and 42,478.56 is: 63,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,796.81 : 232,195.46 = 42,478.56 : x
  2. Step 2: Convert to fraction form
    154,796.81/232,195.46 = 42,478.56/x
  3. Step 3: Cross multiply
    154,796.81x = 232,195.46 × 42,478.56
  4. Step 4: Simplify right side
    154,796.81x = 9,863,328,566.94
  5. Step 5: Solve for x
    x = 9,863,328,566.94/154,796.81
  6. Step 6: Final answer
    x = 63,717.91

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1.5x scale

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.