Home / 140,154.50-210,301.92-64,244.75

Finding the Fourth Proportional to 140,154.50, 210,301.92 and 64,244.75

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Solution

The fourth proportional to 140,154.50, 210,301.92 and 64,244.75 is: 96,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,154.50 : 210,301.92 = 64,244.75 : x
  2. Step 2: Convert to fraction form
    140,154.50/210,301.92 = 64,244.75/x
  3. Step 3: Cross multiply
    140,154.50x = 210,301.92 × 64,244.75
  4. Step 4: Simplify right side
    140,154.50x = 13,510,793,223.41
  5. Step 5: Solve for x
    x = 13,510,793,223.41/140,154.50
  6. Step 6: Final answer
    x = 96,399.28

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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.