Home / 53,234.34-79,878.54-35,477.16

Finding the Fourth Proportional to 53,234.34, 79,878.54 and 35,477.16

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Solution

The fourth proportional to 53,234.34, 79,878.54 and 35,477.16 is: 53,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,234.34 : 79,878.54 = 35,477.16 : x
  2. Step 2: Convert to fraction form
    53,234.34/79,878.54 = 35,477.16/x
  3. Step 3: Cross multiply
    53,234.34x = 79,878.54 × 35,477.16
  4. Step 4: Simplify right side
    53,234.34x = 2,833,863,744.15
  5. Step 5: Solve for x
    x = 2,833,863,744.15/53,234.34
  6. Step 6: Final answer
    x = 53,233.75

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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.