Home / 144,454.08-216,447.84-55,603.56

Finding the Fourth Proportional to 144,454.08, 216,447.84 and 55,603.56

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Solution

The fourth proportional to 144,454.08, 216,447.84 and 55,603.56 is: 83,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,454.08 : 216,447.84 = 55,603.56 : x
  2. Step 2: Convert to fraction form
    144,454.08/216,447.84 = 55,603.56/x
  3. Step 3: Cross multiply
    144,454.08x = 216,447.84 × 55,603.56
  4. Step 4: Simplify right side
    144,454.08x = 12,035,270,458.31
  5. Step 5: Solve for x
    x = 12,035,270,458.31/144,454.08
  6. Step 6: Final answer
    x = 83,315.55

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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.