Home / 51,192.18-70,133.71-49,274.64

Finding the Fourth Proportional to 51,192.18, 70,133.71 and 49,274.64

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Solution

The fourth proportional to 51,192.18, 70,133.71 and 49,274.64 is: 67,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,192.18 : 70,133.71 = 49,274.64 : x
  2. Step 2: Convert to fraction form
    51,192.18/70,133.71 = 49,274.64/x
  3. Step 3: Cross multiply
    51,192.18x = 70,133.71 × 49,274.64
  4. Step 4: Simplify right side
    51,192.18x = 3,455,813,188.93
  5. Step 5: Solve for x
    x = 3,455,813,188.93/51,192.18
  6. Step 6: Final answer
    x = 67,506.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.