Home / 144,057.95-216,070.75-55,249.15

Finding the Fourth Proportional to 144,057.95, 216,070.75 and 55,249.15

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Solution

The fourth proportional to 144,057.95, 216,070.75 and 55,249.15 is: 82,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,057.95 : 216,070.75 = 55,249.15 : x
  2. Step 2: Convert to fraction form
    144,057.95/216,070.75 = 55,249.15/x
  3. Step 3: Cross multiply
    144,057.95x = 216,070.75 × 55,249.15
  4. Step 4: Simplify right side
    144,057.95x = 11,937,725,277.36
  5. Step 5: Solve for x
    x = 11,937,725,277.36/144,057.95
  6. Step 6: Final answer
    x = 82,867.52

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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.