Home / 96,400.42-144,349.12-77,577.64

Finding the Fourth Proportional to 96,400.42, 144,349.12 and 77,577.64

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Solution

The fourth proportional to 96,400.42, 144,349.12 and 77,577.64 is: 116,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,400.42 : 144,349.12 = 77,577.64 : x
  2. Step 2: Convert to fraction form
    96,400.42/144,349.12 = 77,577.64/x
  3. Step 3: Cross multiply
    96,400.42x = 144,349.12 × 77,577.64
  4. Step 4: Simplify right side
    96,400.42x = 11,198,264,065.68
  5. Step 5: Solve for x
    x = 11,198,264,065.68/96,400.42
  6. Step 6: Final answer
    x = 116,164.06

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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.