Home / 200,347.98-276,468.02-109,705.02

Finding the Fourth Proportional to 200,347.98, 276,468.02 and 109,705.02

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Solution

The fourth proportional to 200,347.98, 276,468.02 and 109,705.02 is: 151,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,347.98 : 276,468.02 = 109,705.02 : x
  2. Step 2: Convert to fraction form
    200,347.98/276,468.02 = 109,705.02/x
  3. Step 3: Cross multiply
    200,347.98x = 276,468.02 × 109,705.02
  4. Step 4: Simplify right side
    200,347.98x = 30,329,929,663.46
  5. Step 5: Solve for x
    x = 30,329,929,663.46/200,347.98
  6. Step 6: Final answer
    x = 151,386.25

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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.