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Finding the Fourth Proportional to 113,510.60, 170,266.80 and 34,625.60

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Solution

The fourth proportional to 113,510.60, 170,266.80 and 34,625.60 is: 51,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,510.60 : 170,266.80 = 34,625.60 : x
  2. Step 2: Convert to fraction form
    113,510.60/170,266.80 = 34,625.60/x
  3. Step 3: Cross multiply
    113,510.60x = 170,266.80 × 34,625.60
  4. Step 4: Simplify right side
    113,510.60x = 5,895,590,110.08
  5. Step 5: Solve for x
    x = 5,895,590,110.08/113,510.60
  6. Step 6: Final answer
    x = 51,938.67

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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.