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Finding the Fourth Proportional to 113,458.56, 170,223.60 and 53,484.60

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Solution

The fourth proportional to 113,458.56, 170,223.60 and 53,484.60 is: 80,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,458.56 : 170,223.60 = 53,484.60 : x
  2. Step 2: Convert to fraction form
    113,458.56/170,223.60 = 53,484.60/x
  3. Step 3: Cross multiply
    113,458.56x = 170,223.60 × 53,484.60
  4. Step 4: Simplify right side
    113,458.56x = 9,104,341,156.56
  5. Step 5: Solve for x
    x = 9,104,341,156.56/113,458.56
  6. Step 6: Final answer
    x = 80,243.76

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1.5x scale

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.