Home / 145,452.38-217,828.65-82,933.34

Finding the Fourth Proportional to 145,452.38, 217,828.65 and 82,933.34

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Solution

The fourth proportional to 145,452.38, 217,828.65 and 82,933.34 is: 124,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,452.38 : 217,828.65 = 82,933.34 : x
  2. Step 2: Convert to fraction form
    145,452.38/217,828.65 = 82,933.34/x
  3. Step 3: Cross multiply
    145,452.38x = 217,828.65 × 82,933.34
  4. Step 4: Simplify right side
    145,452.38x = 18,065,257,492.19
  5. Step 5: Solve for x
    x = 18,065,257,492.19/145,452.38
  6. Step 6: Final answer
    x = 124,200.49

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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.