Home / 145,065.06-217,520.12-50,270.93

Finding the Fourth Proportional to 145,065.06, 217,520.12 and 50,270.93

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Solution

The fourth proportional to 145,065.06, 217,520.12 and 50,270.93 is: 75,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,065.06 : 217,520.12 = 50,270.93 : x
  2. Step 2: Convert to fraction form
    145,065.06/217,520.12 = 50,270.93/x
  3. Step 3: Cross multiply
    145,065.06x = 217,520.12 × 50,270.93
  4. Step 4: Simplify right side
    145,065.06x = 10,934,937,387.16
  5. Step 5: Solve for x
    x = 10,934,937,387.16/145,065.06
  6. Step 6: Final answer
    x = 75,379.54

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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.