Home / 180,053.56-248,478.93-99,486.28

Finding the Fourth Proportional to 180,053.56, 248,478.93 and 99,486.28

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Solution

The fourth proportional to 180,053.56, 248,478.93 and 99,486.28 is: 137,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,053.56 : 248,478.93 = 99,486.28 : x
  2. Step 2: Convert to fraction form
    180,053.56/248,478.93 = 99,486.28/x
  3. Step 3: Cross multiply
    180,053.56x = 248,478.93 × 99,486.28
  4. Step 4: Simplify right side
    180,053.56x = 24,720,244,404.08
  5. Step 5: Solve for x
    x = 24,720,244,404.08/180,053.56
  6. Step 6: Final answer
    x = 137,293.84

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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.