Home / 96,649.35-144,987.80-30,096.18

Finding the Fourth Proportional to 96,649.35, 144,987.80 and 30,096.18

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Solution

The fourth proportional to 96,649.35, 144,987.80 and 30,096.18 is: 45,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,649.35 : 144,987.80 = 30,096.18 : x
  2. Step 2: Convert to fraction form
    96,649.35/144,987.80 = 30,096.18/x
  3. Step 3: Cross multiply
    96,649.35x = 144,987.80 × 30,096.18
  4. Step 4: Simplify right side
    96,649.35x = 4,363,578,776.12
  5. Step 5: Solve for x
    x = 4,363,578,776.12/96,649.35
  6. Step 6: Final answer
    x = 45,148.56

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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.