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Finding the Fourth Proportional to 180,275.94, 248,788.53 and 99,703.44

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Solution

The fourth proportional to 180,275.94, 248,788.53 and 99,703.44 is: 137,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,275.94 : 248,788.53 = 99,703.44 : x
  2. Step 2: Convert to fraction form
    180,275.94/248,788.53 = 99,703.44/x
  3. Step 3: Cross multiply
    180,275.94x = 248,788.53 × 99,703.44
  4. Step 4: Simplify right side
    180,275.94x = 24,805,072,273.54
  5. Step 5: Solve for x
    x = 24,805,072,273.54/180,275.94
  6. Step 6: Final answer
    x = 137,595.02

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1.5x scale

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.