Home / 255,527.16-383,309.19-103,651.29

Finding the Fourth Proportional to 255,527.16, 383,309.19 and 103,651.29

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Solution

The fourth proportional to 255,527.16, 383,309.19 and 103,651.29 is: 155,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,527.16 : 383,309.19 = 103,651.29 : x
  2. Step 2: Convert to fraction form
    255,527.16/383,309.19 = 103,651.29/x
  3. Step 3: Cross multiply
    255,527.16x = 383,309.19 × 103,651.29
  4. Step 4: Simplify right side
    255,527.16x = 39,730,492,012.36
  5. Step 5: Solve for x
    x = 39,730,492,012.36/255,527.16
  6. Step 6: Final answer
    x = 155,484.42

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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.