Home / 56,864.94-85,316.58-35,780.10

Finding the Fourth Proportional to 56,864.94, 85,316.58 and 35,780.10

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Solution

The fourth proportional to 56,864.94, 85,316.58 and 35,780.10 is: 53,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,864.94 : 85,316.58 = 35,780.10 : x
  2. Step 2: Convert to fraction form
    56,864.94/85,316.58 = 35,780.10/x
  3. Step 3: Cross multiply
    56,864.94x = 85,316.58 × 35,780.10
  4. Step 4: Simplify right side
    56,864.94x = 3,052,635,764.06
  5. Step 5: Solve for x
    x = 3,052,635,764.06/56,864.94
  6. Step 6: Final answer
    x = 53,682.21

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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.