Home / 190,854.35-286,291.38-48,700.88

Finding the Fourth Proportional to 190,854.35, 286,291.38 and 48,700.88

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Solution

The fourth proportional to 190,854.35, 286,291.38 and 48,700.88 is: 73,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,854.35 : 286,291.38 = 48,700.88 : x
  2. Step 2: Convert to fraction form
    190,854.35/286,291.38 = 48,700.88/x
  3. Step 3: Cross multiply
    190,854.35x = 286,291.38 × 48,700.88
  4. Step 4: Simplify right side
    190,854.35x = 13,942,640,710.96
  5. Step 5: Solve for x
    x = 13,942,640,710.96/190,854.35
  6. Step 6: Final answer
    x = 73,053.83

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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.