Home / 173,431.80-260,196.30-84,688.20

Finding the Fourth Proportional to 173,431.80, 260,196.30 and 84,688.20

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Solution

The fourth proportional to 173,431.80, 260,196.30 and 84,688.20 is: 127,056.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,431.80 : 260,196.30 = 84,688.20 : x
  2. Step 2: Convert to fraction form
    173,431.80/260,196.30 = 84,688.20/x
  3. Step 3: Cross multiply
    173,431.80x = 260,196.30 × 84,688.20
  4. Step 4: Simplify right side
    173,431.80x = 22,035,556,293.66
  5. Step 5: Solve for x
    x = 22,035,556,293.66/173,431.80
  6. Step 6: Final answer
    x = 127,056.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.