Home / 271,421.81-407,160.65-93,928.53

Finding the Fourth Proportional to 271,421.81, 407,160.65 and 93,928.53

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Solution

The fourth proportional to 271,421.81, 407,160.65 and 93,928.53 is: 140,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,421.81 : 407,160.65 = 93,928.53 : x
  2. Step 2: Convert to fraction form
    271,421.81/407,160.65 = 93,928.53/x
  3. Step 3: Cross multiply
    271,421.81x = 407,160.65 × 93,928.53
  4. Step 4: Simplify right side
    271,421.81x = 38,244,001,328.34
  5. Step 5: Solve for x
    x = 38,244,001,328.34/271,421.81
  6. Step 6: Final answer
    x = 140,902.46

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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.