Home / 56,354.23-77,763.44-33,688.71

Finding the Fourth Proportional to 56,354.23, 77,763.44 and 33,688.71

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Solution

The fourth proportional to 56,354.23, 77,763.44 and 33,688.71 is: 46,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,354.23 : 77,763.44 = 33,688.71 : x
  2. Step 2: Convert to fraction form
    56,354.23/77,763.44 = 33,688.71/x
  3. Step 3: Cross multiply
    56,354.23x = 77,763.44 × 33,688.71
  4. Step 4: Simplify right side
    56,354.23x = 2,619,750,062.98
  5. Step 5: Solve for x
    x = 2,619,750,062.98/56,354.23
  6. Step 6: Final answer
    x = 46,487.19

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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.