Home / 202,925.40-280,012.55-116,912.52

Finding the Fourth Proportional to 202,925.40, 280,012.55 and 116,912.52

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Solution

The fourth proportional to 202,925.40, 280,012.55 and 116,912.52 is: 161,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,925.40 : 280,012.55 = 116,912.52 : x
  2. Step 2: Convert to fraction form
    202,925.40/280,012.55 = 116,912.52/x
  3. Step 3: Cross multiply
    202,925.40x = 280,012.55 × 116,912.52
  4. Step 4: Simplify right side
    202,925.40x = 32,736,972,267.56
  5. Step 5: Solve for x
    x = 32,736,972,267.56/202,925.40
  6. Step 6: Final answer
    x = 161,325.16

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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.