Home / 152,463.40-228,703.74-47,297.32

Finding the Fourth Proportional to 152,463.40, 228,703.74 and 47,297.32

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Solution

The fourth proportional to 152,463.40, 228,703.74 and 47,297.32 is: 70,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,463.40 : 228,703.74 = 47,297.32 : x
  2. Step 2: Convert to fraction form
    152,463.40/228,703.74 = 47,297.32/x
  3. Step 3: Cross multiply
    152,463.40x = 228,703.74 × 47,297.32
  4. Step 4: Simplify right side
    152,463.40x = 10,817,073,975.98
  5. Step 5: Solve for x
    x = 10,817,073,975.98/152,463.40
  6. Step 6: Final answer
    x = 70,948.66

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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.