Home / 180,006.08-248,398.11-107,490.81

Finding the Fourth Proportional to 180,006.08, 248,398.11 and 107,490.81

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Solution

The fourth proportional to 180,006.08, 248,398.11 and 107,490.81 is: 148,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,006.08 : 248,398.11 = 107,490.81 : x
  2. Step 2: Convert to fraction form
    180,006.08/248,398.11 = 107,490.81/x
  3. Step 3: Cross multiply
    180,006.08x = 248,398.11 × 107,490.81
  4. Step 4: Simplify right side
    180,006.08x = 26,700,514,046.37
  5. Step 5: Solve for x
    x = 26,700,514,046.37/180,006.08
  6. Step 6: Final answer
    x = 148,331.18

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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.