Home / 96,130.09-144,117.07-40,012.20

Finding the Fourth Proportional to 96,130.09, 144,117.07 and 40,012.20

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Solution

The fourth proportional to 96,130.09, 144,117.07 and 40,012.20 is: 59,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,130.09 : 144,117.07 = 40,012.20 : x
  2. Step 2: Convert to fraction form
    96,130.09/144,117.07 = 40,012.20/x
  3. Step 3: Cross multiply
    96,130.09x = 144,117.07 × 40,012.20
  4. Step 4: Simplify right side
    96,130.09x = 5,766,441,028.25
  5. Step 5: Solve for x
    x = 5,766,441,028.25/96,130.09
  6. Step 6: Final answer
    x = 59,985.81

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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.