Home / 95,643.18-143,465.04-45,711.95

Finding the Fourth Proportional to 95,643.18, 143,465.04 and 45,711.95

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Solution

The fourth proportional to 95,643.18, 143,465.04 and 45,711.95 is: 68,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,643.18 : 143,465.04 = 45,711.95 : x
  2. Step 2: Convert to fraction form
    95,643.18/143,465.04 = 45,711.95/x
  3. Step 3: Cross multiply
    95,643.18x = 143,465.04 × 45,711.95
  4. Step 4: Simplify right side
    95,643.18x = 6,558,066,017.90
  5. Step 5: Solve for x
    x = 6,558,066,017.90/95,643.18
  6. Step 6: Final answer
    x = 68,568.05

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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.