Home / 152,040.72-228,088.40-52,175.04

Finding the Fourth Proportional to 152,040.72, 228,088.40 and 52,175.04

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Solution

The fourth proportional to 152,040.72, 228,088.40 and 52,175.04 is: 78,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,040.72 : 228,088.40 = 52,175.04 : x
  2. Step 2: Convert to fraction form
    152,040.72/228,088.40 = 52,175.04/x
  3. Step 3: Cross multiply
    152,040.72x = 228,088.40 × 52,175.04
  4. Step 4: Simplify right side
    152,040.72x = 11,900,521,393.54
  5. Step 5: Solve for x
    x = 11,900,521,393.54/152,040.72
  6. Step 6: Final answer
    x = 78,271.94

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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.