Home / 65,976.36-99,482.16-60,465.12

Finding the Fourth Proportional to 65,976.36, 99,482.16 and 60,465.12

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Solution

The fourth proportional to 65,976.36, 99,482.16 and 60,465.12 is: 91,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,976.36 : 99,482.16 = 60,465.12 : x
  2. Step 2: Convert to fraction form
    65,976.36/99,482.16 = 60,465.12/x
  3. Step 3: Cross multiply
    65,976.36x = 99,482.16 × 60,465.12
  4. Step 4: Simplify right side
    65,976.36x = 6,015,200,742.26
  5. Step 5: Solve for x
    x = 6,015,200,742.26/65,976.36
  6. Step 6: Final answer
    x = 91,172.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.