Home / 55,188.24-76,159.08-30,037.68

Finding the Fourth Proportional to 55,188.24, 76,159.08 and 30,037.68

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Solution

The fourth proportional to 55,188.24, 76,159.08 and 30,037.68 is: 41,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,188.24 : 76,159.08 = 30,037.68 : x
  2. Step 2: Convert to fraction form
    55,188.24/76,159.08 = 30,037.68/x
  3. Step 3: Cross multiply
    55,188.24x = 76,159.08 × 30,037.68
  4. Step 4: Simplify right side
    55,188.24x = 2,287,642,074.13
  5. Step 5: Solve for x
    x = 2,287,642,074.13/55,188.24
  6. Step 6: Final answer
    x = 41,451.62

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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.