Home / 56,528.96-78,035.40-41,422.25

Finding the Fourth Proportional to 56,528.96, 78,035.40 and 41,422.25

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Solution

The fourth proportional to 56,528.96, 78,035.40 and 41,422.25 is: 57,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,528.96 : 78,035.40 = 41,422.25 : x
  2. Step 2: Convert to fraction form
    56,528.96/78,035.40 = 41,422.25/x
  3. Step 3: Cross multiply
    56,528.96x = 78,035.40 × 41,422.25
  4. Step 4: Simplify right side
    56,528.96x = 3,232,402,042.74
  5. Step 5: Solve for x
    x = 3,232,402,042.74/56,528.96
  6. Step 6: Final answer
    x = 57,181.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.