Home / 185,420.46-255,869.37-104,864.88

Finding the Fourth Proportional to 185,420.46, 255,869.37 and 104,864.88

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Solution

The fourth proportional to 185,420.46, 255,869.37 and 104,864.88 is: 144,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,420.46 : 255,869.37 = 104,864.88 : x
  2. Step 2: Convert to fraction form
    185,420.46/255,869.37 = 104,864.88/x
  3. Step 3: Cross multiply
    185,420.46x = 255,869.37 × 104,864.88
  4. Step 4: Simplify right side
    185,420.46x = 26,831,710,780.73
  5. Step 5: Solve for x
    x = 26,831,710,780.73/185,420.46
  6. Step 6: Final answer
    x = 144,707.39

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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.