Home / 185,212.80-255,635.46-104,686.92

Finding the Fourth Proportional to 185,212.80, 255,635.46 and 104,686.92

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Solution

The fourth proportional to 185,212.80, 255,635.46 and 104,686.92 is: 144,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,212.80 : 255,635.46 = 104,686.92 : x
  2. Step 2: Convert to fraction form
    185,212.80/255,635.46 = 104,686.92/x
  3. Step 3: Cross multiply
    185,212.80x = 255,635.46 × 104,686.92
  4. Step 4: Simplify right side
    185,212.80x = 26,761,688,950.18
  5. Step 5: Solve for x
    x = 26,761,688,950.18/185,212.80
  6. Step 6: Final answer
    x = 144,491.57

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1.5x scale

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.