Home / 99,004.61-148,457.78-31,527.85

Finding the Fourth Proportional to 99,004.61, 148,457.78 and 31,527.85

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Solution

The fourth proportional to 99,004.61, 148,457.78 and 31,527.85 is: 47,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,004.61 : 148,457.78 = 31,527.85 : x
  2. Step 2: Convert to fraction form
    99,004.61/148,457.78 = 31,527.85/x
  3. Step 3: Cross multiply
    99,004.61x = 148,457.78 × 31,527.85
  4. Step 4: Simplify right side
    99,004.61x = 4,680,554,233.87
  5. Step 5: Solve for x
    x = 4,680,554,233.87/99,004.61
  6. Step 6: Final answer
    x = 47,276.13

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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.