Home / 173,212.10-260,012.55-133,943.30

Finding the Fourth Proportional to 173,212.10, 260,012.55 and 133,943.30

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Solution

The fourth proportional to 173,212.10, 260,012.55 and 133,943.30 is: 201,065.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,212.10 : 260,012.55 = 133,943.30 : x
  2. Step 2: Convert to fraction form
    173,212.10/260,012.55 = 133,943.30/x
  3. Step 3: Cross multiply
    173,212.10x = 260,012.55 × 133,943.30
  4. Step 4: Simplify right side
    173,212.10x = 34,826,938,988.42
  5. Step 5: Solve for x
    x = 34,826,938,988.42/173,212.10
  6. Step 6: Final answer
    x = 201,065.28

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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.