Home / 180,005.47-248,221.49-154,595.97

Finding the Fourth Proportional to 180,005.47, 248,221.49 and 154,595.97

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Solution

The fourth proportional to 180,005.47, 248,221.49 and 154,595.97 is: 213,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,005.47 : 248,221.49 = 154,595.97 : x
  2. Step 2: Convert to fraction form
    180,005.47/248,221.49 = 154,595.97/x
  3. Step 3: Cross multiply
    180,005.47x = 248,221.49 × 154,595.97
  4. Step 4: Simplify right side
    180,005.47x = 38,374,041,248.42
  5. Step 5: Solve for x
    x = 38,374,041,248.42/180,005.47
  6. Step 6: Final answer
    x = 213,182.64

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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.