Home / 113,812.80-170,795.40-47,253

Finding the Fourth Proportional to 113,812.80, 170,795.40 and 47,253

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Solution

The fourth proportional to 113,812.80, 170,795.40 and 47,253 is: 70,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,812.80 : 170,795.40 = 47,253 : x
  2. Step 2: Convert to fraction form
    113,812.80/170,795.40 = 47,253/x
  3. Step 3: Cross multiply
    113,812.80x = 170,795.40 × 47,253
  4. Step 4: Simplify right side
    113,812.80x = 8,070,595,036.20
  5. Step 5: Solve for x
    x = 8,070,595,036.20/113,812.80
  6. Step 6: Final answer
    x = 70,911.14

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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.