Home / 151,774.81-227,622.53-45,130.05

Finding the Fourth Proportional to 151,774.81, 227,622.53 and 45,130.05

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Solution

The fourth proportional to 151,774.81, 227,622.53 and 45,130.05 is: 67,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,774.81 : 227,622.53 = 45,130.05 : x
  2. Step 2: Convert to fraction form
    151,774.81/227,622.53 = 45,130.05/x
  3. Step 3: Cross multiply
    151,774.81x = 227,622.53 × 45,130.05
  4. Step 4: Simplify right side
    151,774.81x = 10,272,616,160.03
  5. Step 5: Solve for x
    x = 10,272,616,160.03/151,774.81
  6. Step 6: Final answer
    x = 67,683.27

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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.