Home / 56,853.24-85,316.76-25,688.76

Finding the Fourth Proportional to 56,853.24, 85,316.76 and 25,688.76

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Solution

The fourth proportional to 56,853.24, 85,316.76 and 25,688.76 is: 38,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,853.24 : 85,316.76 = 25,688.76 : x
  2. Step 2: Convert to fraction form
    56,853.24/85,316.76 = 25,688.76/x
  3. Step 3: Cross multiply
    56,853.24x = 85,316.76 × 25,688.76
  4. Step 4: Simplify right side
    56,853.24x = 2,191,681,771.62
  5. Step 5: Solve for x
    x = 2,191,681,771.62/56,853.24
  6. Step 6: Final answer
    x = 38,549.81

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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.