Home / 272,410.90-375,890.02-151,536.62

Finding the Fourth Proportional to 272,410.90, 375,890.02 and 151,536.62

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Solution

The fourth proportional to 272,410.90, 375,890.02 and 151,536.62 is: 209,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,410.90 : 375,890.02 = 151,536.62 : x
  2. Step 2: Convert to fraction form
    272,410.90/375,890.02 = 151,536.62/x
  3. Step 3: Cross multiply
    272,410.90x = 375,890.02 × 151,536.62
  4. Step 4: Simplify right side
    272,410.90x = 56,961,103,683.42
  5. Step 5: Solve for x
    x = 56,961,103,683.42/272,410.90
  6. Step 6: Final answer
    x = 209,099.94

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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.