Home / 94,143.45-141,172.12-56,209.94

Finding the Fourth Proportional to 94,143.45, 141,172.12 and 56,209.94

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Solution

The fourth proportional to 94,143.45, 141,172.12 and 56,209.94 is: 84,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,143.45 : 141,172.12 = 56,209.94 : x
  2. Step 2: Convert to fraction form
    94,143.45/141,172.12 = 56,209.94/x
  3. Step 3: Cross multiply
    94,143.45x = 141,172.12 × 56,209.94
  4. Step 4: Simplify right side
    94,143.45x = 7,935,276,394.87
  5. Step 5: Solve for x
    x = 7,935,276,394.87/94,143.45
  6. Step 6: Final answer
    x = 84,289.20

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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.