Home / 117,724.22-176,697.30-42,916.68

Finding the Fourth Proportional to 117,724.22, 176,697.30 and 42,916.68

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Solution

The fourth proportional to 117,724.22, 176,697.30 and 42,916.68 is: 64,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,724.22 : 176,697.30 = 42,916.68 : x
  2. Step 2: Convert to fraction form
    117,724.22/176,697.30 = 42,916.68/x
  3. Step 3: Cross multiply
    117,724.22x = 176,697.30 × 42,916.68
  4. Step 4: Simplify right side
    117,724.22x = 7,583,261,480.96
  5. Step 5: Solve for x
    x = 7,583,261,480.96/117,724.22
  6. Step 6: Final answer
    x = 64,415.47

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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.