Home / 272,445.40-375,967.02-151,580.44

Finding the Fourth Proportional to 272,445.40, 375,967.02 and 151,580.44

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Solution

The fourth proportional to 272,445.40, 375,967.02 and 151,580.44 is: 209,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,445.40 : 375,967.02 = 151,580.44 : x
  2. Step 2: Convert to fraction form
    272,445.40/375,967.02 = 151,580.44/x
  3. Step 3: Cross multiply
    272,445.40x = 375,967.02 × 151,580.44
  4. Step 4: Simplify right side
    272,445.40x = 56,989,246,317.09
  5. Step 5: Solve for x
    x = 56,989,246,317.09/272,445.40
  6. Step 6: Final answer
    x = 209,176.76

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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.