Home / 145,394.14-200,641.30-88,805.52

Finding the Fourth Proportional to 145,394.14, 200,641.30 and 88,805.52

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Solution

The fourth proportional to 145,394.14, 200,641.30 and 88,805.52 is: 122,550.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,394.14 : 200,641.30 = 88,805.52 : x
  2. Step 2: Convert to fraction form
    145,394.14/200,641.30 = 88,805.52/x
  3. Step 3: Cross multiply
    145,394.14x = 200,641.30 × 88,805.52
  4. Step 4: Simplify right side
    145,394.14x = 17,818,054,979.98
  5. Step 5: Solve for x
    x = 17,818,054,979.98/145,394.14
  6. Step 6: Final answer
    x = 122,550.02

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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.