Home / 59,558.76-89,178.12-31,420.26

Finding the Fourth Proportional to 59,558.76, 89,178.12 and 31,420.26

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Solution

The fourth proportional to 59,558.76, 89,178.12 and 31,420.26 is: 47,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,558.76 : 89,178.12 = 31,420.26 : x
  2. Step 2: Convert to fraction form
    59,558.76/89,178.12 = 31,420.26/x
  3. Step 3: Cross multiply
    59,558.76x = 89,178.12 × 31,420.26
  4. Step 4: Simplify right side
    59,558.76x = 2,801,999,716.71
  5. Step 5: Solve for x
    x = 2,801,999,716.71/59,558.76
  6. Step 6: Final answer
    x = 47,045.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.