Home / 145,470.77-218,199.15-50,697.12

Finding the Fourth Proportional to 145,470.77, 218,199.15 and 50,697.12

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Solution

The fourth proportional to 145,470.77, 218,199.15 and 50,697.12 is: 76,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,470.77 : 218,199.15 = 50,697.12 : x
  2. Step 2: Convert to fraction form
    145,470.77/218,199.15 = 50,697.12/x
  3. Step 3: Cross multiply
    145,470.77x = 218,199.15 × 50,697.12
  4. Step 4: Simplify right side
    145,470.77x = 11,062,069,309.69
  5. Step 5: Solve for x
    x = 11,062,069,309.69/145,470.77
  6. Step 6: Final answer
    x = 76,043.25

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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.