Home / 144,221.55-216,352.82-44,390.06

Finding the Fourth Proportional to 144,221.55, 216,352.82 and 44,390.06

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Solution

The fourth proportional to 144,221.55, 216,352.82 and 44,390.06 is: 66,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,221.55 : 216,352.82 = 44,390.06 : x
  2. Step 2: Convert to fraction form
    144,221.55/216,352.82 = 44,390.06/x
  3. Step 3: Cross multiply
    144,221.55x = 216,352.82 × 44,390.06
  4. Step 4: Simplify right side
    144,221.55x = 9,603,914,501.50
  5. Step 5: Solve for x
    x = 9,603,914,501.50/144,221.55
  6. Step 6: Final answer
    x = 66,591.40

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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.