Home / 144,503.07-216,732.70-39,330.24

Finding the Fourth Proportional to 144,503.07, 216,732.70 and 39,330.24

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Solution

The fourth proportional to 144,503.07, 216,732.70 and 39,330.24 is: 58,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,503.07 : 216,732.70 = 39,330.24 : x
  2. Step 2: Convert to fraction form
    144,503.07/216,732.70 = 39,330.24/x
  3. Step 3: Cross multiply
    144,503.07x = 216,732.70 × 39,330.24
  4. Step 4: Simplify right side
    144,503.07x = 8,524,149,106.85
  5. Step 5: Solve for x
    x = 8,524,149,106.85/144,503.07
  6. Step 6: Final answer
    x = 58,989.40

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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.