Home / 288,762.04-433,183.77-89,098.66

Finding the Fourth Proportional to 288,762.04, 433,183.77 and 89,098.66

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Solution

The fourth proportional to 288,762.04, 433,183.77 and 89,098.66 is: 133,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,762.04 : 433,183.77 = 89,098.66 : x
  2. Step 2: Convert to fraction form
    288,762.04/433,183.77 = 89,098.66/x
  3. Step 3: Cross multiply
    288,762.04x = 433,183.77 × 89,098.66
  4. Step 4: Simplify right side
    288,762.04x = 38,596,093,440.75
  5. Step 5: Solve for x
    x = 38,596,093,440.75/288,762.04
  6. Step 6: Final answer
    x = 133,660.55

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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.