Home / 154,404.90-231,607.35-152,072.10

Finding the Fourth Proportional to 154,404.90, 231,607.35 and 152,072.10

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Solution

The fourth proportional to 154,404.90, 231,607.35 and 152,072.10 is: 228,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,404.90 : 231,607.35 = 152,072.10 : x
  2. Step 2: Convert to fraction form
    154,404.90/231,607.35 = 152,072.10/x
  3. Step 3: Cross multiply
    154,404.90x = 231,607.35 × 152,072.10
  4. Step 4: Simplify right side
    154,404.90x = 35,221,016,089.94
  5. Step 5: Solve for x
    x = 35,221,016,089.94/154,404.90
  6. Step 6: Final answer
    x = 228,108.15

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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.