Home / 56,327.48-77,730.38-32,127.90

Finding the Fourth Proportional to 56,327.48, 77,730.38 and 32,127.90

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Solution

The fourth proportional to 56,327.48, 77,730.38 and 32,127.90 is: 44,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,327.48 : 77,730.38 = 32,127.90 : x
  2. Step 2: Convert to fraction form
    56,327.48/77,730.38 = 32,127.90/x
  3. Step 3: Cross multiply
    56,327.48x = 77,730.38 × 32,127.90
  4. Step 4: Simplify right side
    56,327.48x = 2,497,313,875.60
  5. Step 5: Solve for x
    x = 2,497,313,875.60/56,327.48
  6. Step 6: Final answer
    x = 44,335.62

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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.