Home / 201,342.02-301,740.86-89,003.12

Finding the Fourth Proportional to 201,342.02, 301,740.86 and 89,003.12

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Solution

The fourth proportional to 201,342.02, 301,740.86 and 89,003.12 is: 133,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,342.02 : 301,740.86 = 89,003.12 : x
  2. Step 2: Convert to fraction form
    201,342.02/301,740.86 = 89,003.12/x
  3. Step 3: Cross multiply
    201,342.02x = 301,740.86 × 89,003.12
  4. Step 4: Simplify right side
    201,342.02x = 26,855,876,685.29
  5. Step 5: Solve for x
    x = 26,855,876,685.29/201,342.02
  6. Step 6: Final answer
    x = 133,384.36

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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.