Home / 106,182.08-159,278.16-47,018.24

Finding the Fourth Proportional to 106,182.08, 159,278.16 and 47,018.24

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Solution

The fourth proportional to 106,182.08, 159,278.16 and 47,018.24 is: 70,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,182.08 : 159,278.16 = 47,018.24 : x
  2. Step 2: Convert to fraction form
    106,182.08/159,278.16 = 47,018.24/x
  3. Step 3: Cross multiply
    106,182.08x = 159,278.16 × 47,018.24
  4. Step 4: Simplify right side
    106,182.08x = 7,488,978,753.64
  5. Step 5: Solve for x
    x = 7,488,978,753.64/106,182.08
  6. Step 6: Final answer
    x = 70,529.59

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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.