Home / 188,241.60-282,341.74-55,123.19

Finding the Fourth Proportional to 188,241.60, 282,341.74 and 55,123.19

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Solution

The fourth proportional to 188,241.60, 282,341.74 and 55,123.19 is: 82,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,241.60 : 282,341.74 = 55,123.19 : x
  2. Step 2: Convert to fraction form
    188,241.60/282,341.74 = 55,123.19/x
  3. Step 3: Cross multiply
    188,241.60x = 282,341.74 × 55,123.19
  4. Step 4: Simplify right side
    188,241.60x = 15,563,577,378.95
  5. Step 5: Solve for x
    x = 15,563,577,378.95/188,241.60
  6. Step 6: Final answer
    x = 82,678.74

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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.