Home / 117,618.76-176,431.02-34,515.40

Finding the Fourth Proportional to 117,618.76, 176,431.02 and 34,515.40

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Solution

The fourth proportional to 117,618.76, 176,431.02 and 34,515.40 is: 51,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,618.76 : 176,431.02 = 34,515.40 : x
  2. Step 2: Convert to fraction form
    117,618.76/176,431.02 = 34,515.40/x
  3. Step 3: Cross multiply
    117,618.76x = 176,431.02 × 34,515.40
  4. Step 4: Simplify right side
    117,618.76x = 6,089,587,227.71
  5. Step 5: Solve for x
    x = 6,089,587,227.71/117,618.76
  6. Step 6: Final answer
    x = 51,773.95

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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.