Home / 180,207.99-248,685.39-99,637.56

Finding the Fourth Proportional to 180,207.99, 248,685.39 and 99,637.56

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Solution

The fourth proportional to 180,207.99, 248,685.39 and 99,637.56 is: 137,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,207.99 : 248,685.39 = 99,637.56 : x
  2. Step 2: Convert to fraction form
    180,207.99/248,685.39 = 99,637.56/x
  3. Step 3: Cross multiply
    180,207.99x = 248,685.39 × 99,637.56
  4. Step 4: Simplify right side
    180,207.99x = 24,778,405,467.25
  5. Step 5: Solve for x
    x = 24,778,405,467.25/180,207.99
  6. Step 6: Final answer
    x = 137,498.93

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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.