Home / 113,597.28-170,509.72-47,076.48

Finding the Fourth Proportional to 113,597.28, 170,509.72 and 47,076.48

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Solution

The fourth proportional to 113,597.28, 170,509.72 and 47,076.48 is: 70,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,597.28 : 170,509.72 = 47,076.48 : x
  2. Step 2: Convert to fraction form
    113,597.28/170,509.72 = 47,076.48/x
  3. Step 3: Cross multiply
    113,597.28x = 170,509.72 × 47,076.48
  4. Step 4: Simplify right side
    113,597.28x = 8,026,997,423.39
  5. Step 5: Solve for x
    x = 8,026,997,423.39/113,597.28
  6. Step 6: Final answer
    x = 70,661.88

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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.