Home / 145,708.83-218,575.62-40,527.81

Finding the Fourth Proportional to 145,708.83, 218,575.62 and 40,527.81

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Solution

The fourth proportional to 145,708.83, 218,575.62 and 40,527.81 is: 60,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,708.83 : 218,575.62 = 40,527.81 : x
  2. Step 2: Convert to fraction form
    145,708.83/218,575.62 = 40,527.81/x
  3. Step 3: Cross multiply
    145,708.83x = 218,575.62 × 40,527.81
  4. Step 4: Simplify right side
    145,708.83x = 8,858,391,197.99
  5. Step 5: Solve for x
    x = 8,858,391,197.99/145,708.83
  6. Step 6: Final answer
    x = 60,795.16

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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.