Home / 152,034.78-228,065.54-39,714.11

Finding the Fourth Proportional to 152,034.78, 228,065.54 and 39,714.11

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Solution

The fourth proportional to 152,034.78, 228,065.54 and 39,714.11 is: 59,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,034.78 : 228,065.54 = 39,714.11 : x
  2. Step 2: Convert to fraction form
    152,034.78/228,065.54 = 39,714.11/x
  3. Step 3: Cross multiply
    152,034.78x = 228,065.54 × 39,714.11
  4. Step 4: Simplify right side
    152,034.78x = 9,057,418,603.87
  5. Step 5: Solve for x
    x = 9,057,418,603.87/152,034.78
  6. Step 6: Final answer
    x = 59,574.65

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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.