Home / 144,380.19-216,588.95-55,659.07

Finding the Fourth Proportional to 144,380.19, 216,588.95 and 55,659.07

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Solution

The fourth proportional to 144,380.19, 216,588.95 and 55,659.07 is: 83,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,380.19 : 216,588.95 = 55,659.07 : x
  2. Step 2: Convert to fraction form
    144,380.19/216,588.95 = 55,659.07/x
  3. Step 3: Cross multiply
    144,380.19x = 216,588.95 × 55,659.07
  4. Step 4: Simplify right side
    144,380.19x = 12,055,139,529.28
  5. Step 5: Solve for x
    x = 12,055,139,529.28/144,380.19
  6. Step 6: Final answer
    x = 83,495.80

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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.