Home / 101,473.04-140,037.72-56,150.84

Finding the Fourth Proportional to 101,473.04, 140,037.72 and 56,150.84

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Solution

The fourth proportional to 101,473.04, 140,037.72 and 56,150.84 is: 77,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,473.04 : 140,037.72 = 56,150.84 : x
  2. Step 2: Convert to fraction form
    101,473.04/140,037.72 = 56,150.84/x
  3. Step 3: Cross multiply
    101,473.04x = 140,037.72 × 56,150.84
  4. Step 4: Simplify right side
    101,473.04x = 7,863,235,609.68
  5. Step 5: Solve for x
    x = 7,863,235,609.68/101,473.04
  6. Step 6: Final answer
    x = 77,490.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.