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Finding the Fourth Proportional to 96,048.84, 144,089.46 and 39,919.08

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Solution

The fourth proportional to 96,048.84, 144,089.46 and 39,919.08 is: 59,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,048.84 : 144,089.46 = 39,919.08 : x
  2. Step 2: Convert to fraction form
    96,048.84/144,089.46 = 39,919.08/x
  3. Step 3: Cross multiply
    96,048.84x = 144,089.46 × 39,919.08
  4. Step 4: Simplify right side
    96,048.84x = 5,751,918,680.90
  5. Step 5: Solve for x
    x = 5,751,918,680.90/96,048.84
  6. Step 6: Final answer
    x = 59,885.35

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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.