Home / 145,406.02-200,670.87-88,828.06

Finding the Fourth Proportional to 145,406.02, 200,670.87 and 88,828.06

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Solution

The fourth proportional to 145,406.02, 200,670.87 and 88,828.06 is: 122,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,406.02 : 200,670.87 = 88,828.06 : x
  2. Step 2: Convert to fraction form
    145,406.02/200,670.87 = 88,828.06/x
  3. Step 3: Cross multiply
    145,406.02x = 200,670.87 × 88,828.06
  4. Step 4: Simplify right side
    145,406.02x = 17,825,204,080.61
  5. Step 5: Solve for x
    x = 17,825,204,080.61/145,406.02
  6. Step 6: Final answer
    x = 122,589.18

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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.