Home / 145,528.67-218,329.33-50,760.21

Finding the Fourth Proportional to 145,528.67, 218,329.33 and 50,760.21

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Solution

The fourth proportional to 145,528.67, 218,329.33 and 50,760.21 is: 76,152.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,528.67 : 218,329.33 = 50,760.21 : x
  2. Step 2: Convert to fraction form
    145,528.67/218,329.33 = 50,760.21/x
  3. Step 3: Cross multiply
    145,528.67x = 218,329.33 × 50,760.21
  4. Step 4: Simplify right side
    145,528.67x = 11,082,442,639.96
  5. Step 5: Solve for x
    x = 11,082,442,639.96/145,528.67
  6. Step 6: Final answer
    x = 76,152.99

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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.