Home / 50,117.40-74,960.10-44,890.20

Finding the Fourth Proportional to 50,117.40, 74,960.10 and 44,890.20

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Solution

The fourth proportional to 50,117.40, 74,960.10 and 44,890.20 is: 67,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,117.40 : 74,960.10 = 44,890.20 : x
  2. Step 2: Convert to fraction form
    50,117.40/74,960.10 = 44,890.20/x
  3. Step 3: Cross multiply
    50,117.40x = 74,960.10 × 44,890.20
  4. Step 4: Simplify right side
    50,117.40x = 3,364,973,881.02
  5. Step 5: Solve for x
    x = 3,364,973,881.02/50,117.40
  6. Step 6: Final answer
    x = 67,141.83

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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.