Home / 101,748.96-152,623.74-31,628.28

Finding the Fourth Proportional to 101,748.96, 152,623.74 and 31,628.28

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Solution

The fourth proportional to 101,748.96, 152,623.74 and 31,628.28 is: 47,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,748.96 : 152,623.74 = 31,628.28 : x
  2. Step 2: Convert to fraction form
    101,748.96/152,623.74 = 31,628.28/x
  3. Step 3: Cross multiply
    101,748.96x = 152,623.74 × 31,628.28
  4. Step 4: Simplify right side
    101,748.96x = 4,827,226,383.37
  5. Step 5: Solve for x
    x = 4,827,226,383.37/101,748.96
  6. Step 6: Final answer
    x = 47,442.51

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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.