Home / 180,483.36-248,886.38-120,056.55

Finding the Fourth Proportional to 180,483.36, 248,886.38 and 120,056.55

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Solution

The fourth proportional to 180,483.36, 248,886.38 and 120,056.55 is: 165,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,483.36 : 248,886.38 = 120,056.55 : x
  2. Step 2: Convert to fraction form
    180,483.36/248,886.38 = 120,056.55/x
  3. Step 3: Cross multiply
    180,483.36x = 248,886.38 × 120,056.55
  4. Step 4: Simplify right side
    180,483.36x = 29,880,439,524.51
  5. Step 5: Solve for x
    x = 29,880,439,524.51/180,483.36
  6. Step 6: Final answer
    x = 165,557.86

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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.