Home / 63,376.86-87,501.33-40,724.58

Finding the Fourth Proportional to 63,376.86, 87,501.33 and 40,724.58

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Solution

The fourth proportional to 63,376.86, 87,501.33 and 40,724.58 is: 56,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,376.86 : 87,501.33 = 40,724.58 : x
  2. Step 2: Convert to fraction form
    63,376.86/87,501.33 = 40,724.58/x
  3. Step 3: Cross multiply
    63,376.86x = 87,501.33 × 40,724.58
  4. Step 4: Simplify right side
    63,376.86x = 3,563,454,913.69
  5. Step 5: Solve for x
    x = 3,563,454,913.69/63,376.86
  6. Step 6: Final answer
    x = 56,226.44

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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.