Home / 185,285.40-255,687.18-104,711.16

Finding the Fourth Proportional to 185,285.40, 255,687.18 and 104,711.16

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Solution

The fourth proportional to 185,285.40, 255,687.18 and 104,711.16 is: 144,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,285.40 : 255,687.18 = 104,711.16 : x
  2. Step 2: Convert to fraction form
    185,285.40/255,687.18 = 104,711.16/x
  3. Step 3: Cross multiply
    185,285.40x = 255,687.18 × 104,711.16
  4. Step 4: Simplify right side
    185,285.40x = 26,773,301,214.93
  5. Step 5: Solve for x
    x = 26,773,301,214.93/185,285.40
  6. Step 6: Final answer
    x = 144,497.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.