Home / 56,688.54-85,032.81-30,559.37

Finding the Fourth Proportional to 56,688.54, 85,032.81 and 30,559.37

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Solution

The fourth proportional to 56,688.54, 85,032.81 and 30,559.37 is: 45,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,688.54 : 85,032.81 = 30,559.37 : x
  2. Step 2: Convert to fraction form
    56,688.54/85,032.81 = 30,559.37/x
  3. Step 3: Cross multiply
    56,688.54x = 85,032.81 × 30,559.37
  4. Step 4: Simplify right side
    56,688.54x = 2,598,548,677.77
  5. Step 5: Solve for x
    x = 2,598,548,677.77/56,688.54
  6. Step 6: Final answer
    x = 45,839.05

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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.