Home / 140,453.60-210,701.40-51,700.34

Finding the Fourth Proportional to 140,453.60, 210,701.40 and 51,700.34

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Solution

The fourth proportional to 140,453.60, 210,701.40 and 51,700.34 is: 77,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,453.60 : 210,701.40 = 51,700.34 : x
  2. Step 2: Convert to fraction form
    140,453.60/210,701.40 = 51,700.34/x
  3. Step 3: Cross multiply
    140,453.60x = 210,701.40 × 51,700.34
  4. Step 4: Simplify right side
    140,453.60x = 10,893,332,964.97
  5. Step 5: Solve for x
    x = 10,893,332,964.97/140,453.60
  6. Step 6: Final answer
    x = 77,558.24

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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.