Home / 107,742.42-148,608.36-93,376.26

Finding the Fourth Proportional to 107,742.42, 148,608.36 and 93,376.26

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Solution

The fourth proportional to 107,742.42, 148,608.36 and 93,376.26 is: 128,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,742.42 : 148,608.36 = 93,376.26 : x
  2. Step 2: Convert to fraction form
    107,742.42/148,608.36 = 93,376.26/x
  3. Step 3: Cross multiply
    107,742.42x = 148,608.36 × 93,376.26
  4. Step 4: Simplify right side
    107,742.42x = 13,876,492,861.53
  5. Step 5: Solve for x
    x = 13,876,492,861.53/107,742.42
  6. Step 6: Final answer
    x = 128,793.22

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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.