Home / 175,901.02-263,851.53-42,781.37

Finding the Fourth Proportional to 175,901.02, 263,851.53 and 42,781.37

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Solution

The fourth proportional to 175,901.02, 263,851.53 and 42,781.37 is: 64,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,901.02 : 263,851.53 = 42,781.37 : x
  2. Step 2: Convert to fraction form
    175,901.02/263,851.53 = 42,781.37/x
  3. Step 3: Cross multiply
    175,901.02x = 263,851.53 × 42,781.37
  4. Step 4: Simplify right side
    175,901.02x = 11,287,928,450.31
  5. Step 5: Solve for x
    x = 11,287,928,450.31/175,901.02
  6. Step 6: Final answer
    x = 64,172.05

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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.