Home / 56,581.84-77,903.94-43,109.92

Finding the Fourth Proportional to 56,581.84, 77,903.94 and 43,109.92

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Solution

The fourth proportional to 56,581.84, 77,903.94 and 43,109.92 is: 59,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,581.84 : 77,903.94 = 43,109.92 : x
  2. Step 2: Convert to fraction form
    56,581.84/77,903.94 = 43,109.92/x
  3. Step 3: Cross multiply
    56,581.84x = 77,903.94 × 43,109.92
  4. Step 4: Simplify right side
    56,581.84x = 3,358,432,621.08
  5. Step 5: Solve for x
    x = 3,358,432,621.08/56,581.84
  6. Step 6: Final answer
    x = 59,355.31

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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.