Home / 121,900.09-182,867.63-37,667.61

Finding the Fourth Proportional to 121,900.09, 182,867.63 and 37,667.61

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Solution

The fourth proportional to 121,900.09, 182,867.63 and 37,667.61 is: 56,506.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,900.09 : 182,867.63 = 37,667.61 : x
  2. Step 2: Convert to fraction form
    121,900.09/182,867.63 = 37,667.61/x
  3. Step 3: Cross multiply
    121,900.09x = 182,867.63 × 37,667.61
  4. Step 4: Simplify right side
    121,900.09x = 6,888,186,568.46
  5. Step 5: Solve for x
    x = 6,888,186,568.46/121,900.09
  6. Step 6: Final answer
    x = 56,506.82

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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.