Home / 180,005.94-248,406.60-99,439.06

Finding the Fourth Proportional to 180,005.94, 248,406.60 and 99,439.06

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Solution

The fourth proportional to 180,005.94, 248,406.60 and 99,439.06 is: 137,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,005.94 : 248,406.60 = 99,439.06 : x
  2. Step 2: Convert to fraction form
    180,005.94/248,406.60 = 99,439.06/x
  3. Step 3: Cross multiply
    180,005.94x = 248,406.60 × 99,439.06
  4. Step 4: Simplify right side
    180,005.94x = 24,701,318,801.80
  5. Step 5: Solve for x
    x = 24,701,318,801.80/180,005.94
  6. Step 6: Final answer
    x = 137,225.02

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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.