Home / 104,963.42-144,852.45-64,134.18

Finding the Fourth Proportional to 104,963.42, 144,852.45 and 64,134.18

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Solution

The fourth proportional to 104,963.42, 144,852.45 and 64,134.18 is: 88,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,963.42 : 144,852.45 = 64,134.18 : x
  2. Step 2: Convert to fraction form
    104,963.42/144,852.45 = 64,134.18/x
  3. Step 3: Cross multiply
    104,963.42x = 144,852.45 × 64,134.18
  4. Step 4: Simplify right side
    104,963.42x = 9,289,993,221.99
  5. Step 5: Solve for x
    x = 9,289,993,221.99/104,963.42
  6. Step 6: Final answer
    x = 88,506.96

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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.