Home / 140,059.45-210,089.18-51,276.97

Finding the Fourth Proportional to 140,059.45, 210,089.18 and 51,276.97

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Solution

The fourth proportional to 140,059.45, 210,089.18 and 51,276.97 is: 76,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,059.45 : 210,089.18 = 51,276.97 : x
  2. Step 2: Convert to fraction form
    140,059.45/210,089.18 = 51,276.97/x
  3. Step 3: Cross multiply
    140,059.45x = 210,089.18 × 51,276.97
  4. Step 4: Simplify right side
    140,059.45x = 10,772,736,580.18
  5. Step 5: Solve for x
    x = 10,772,736,580.18/140,059.45
  6. Step 6: Final answer
    x = 76,915.46

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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.