Home / 144,510.45-216,761.60-39,330.33

Finding the Fourth Proportional to 144,510.45, 216,761.60 and 39,330.33

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Solution

The fourth proportional to 144,510.45, 216,761.60 and 39,330.33 is: 58,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,510.45 : 216,761.60 = 39,330.33 : x
  2. Step 2: Convert to fraction form
    144,510.45/216,761.60 = 39,330.33/x
  3. Step 3: Cross multiply
    144,510.45x = 216,761.60 × 39,330.33
  4. Step 4: Simplify right side
    144,510.45x = 8,525,305,259.33
  5. Step 5: Solve for x
    x = 8,525,305,259.33/144,510.45
  6. Step 6: Final answer
    x = 58,994.39

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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.