Home / 154,322.70-231,484.05-49,152.30

Finding the Fourth Proportional to 154,322.70, 231,484.05 and 49,152.30

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Solution

The fourth proportional to 154,322.70, 231,484.05 and 49,152.30 is: 73,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,322.70 : 231,484.05 = 49,152.30 : x
  2. Step 2: Convert to fraction form
    154,322.70/231,484.05 = 49,152.30/x
  3. Step 3: Cross multiply
    154,322.70x = 231,484.05 × 49,152.30
  4. Step 4: Simplify right side
    154,322.70x = 11,377,973,470.82
  5. Step 5: Solve for x
    x = 11,377,973,470.82/154,322.70
  6. Step 6: Final answer
    x = 73,728.45

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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.