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Finding the Fourth Proportional to 113,417.20, 170,077.20 and 46,835.20

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Solution

The fourth proportional to 113,417.20, 170,077.20 and 46,835.20 is: 70,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,417.20 : 170,077.20 = 46,835.20 : x
  2. Step 2: Convert to fraction form
    113,417.20/170,077.20 = 46,835.20/x
  3. Step 3: Cross multiply
    113,417.20x = 170,077.20 × 46,835.20
  4. Step 4: Simplify right side
    113,417.20x = 7,965,599,677.44
  5. Step 5: Solve for x
    x = 7,965,599,677.44/113,417.20
  6. Step 6: Final answer
    x = 70,232.73

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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.