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Finding the Fourth Proportional to 187,109.96, 280,683.84 and 60,744.92

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Solution

The fourth proportional to 187,109.96, 280,683.84 and 60,744.92 is: 91,123.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,109.96 : 280,683.84 = 60,744.92 : x
  2. Step 2: Convert to fraction form
    187,109.96/280,683.84 = 60,744.92/x
  3. Step 3: Cross multiply
    187,109.96x = 280,683.84 × 60,744.92
  4. Step 4: Simplify right side
    187,109.96x = 17,050,117,406.09
  5. Step 5: Solve for x
    x = 17,050,117,406.09/187,109.96
  6. Step 6: Final answer
    x = 91,123.52

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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.