Home / 144,381.19-216,590.45-55,660.07

Finding the Fourth Proportional to 144,381.19, 216,590.45 and 55,660.07

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Solution

The fourth proportional to 144,381.19, 216,590.45 and 55,660.07 is: 83,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,381.19 : 216,590.45 = 55,660.07 : x
  2. Step 2: Convert to fraction form
    144,381.19/216,590.45 = 55,660.07/x
  3. Step 3: Cross multiply
    144,381.19x = 216,590.45 × 55,660.07
  4. Step 4: Simplify right side
    144,381.19x = 12,055,439,608.33
  5. Step 5: Solve for x
    x = 12,055,439,608.33/144,381.19
  6. Step 6: Final answer
    x = 83,497.30

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1.5x scale

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.