Home / 140,569.46-210,854.21-40,729.73

Finding the Fourth Proportional to 140,569.46, 210,854.21 and 40,729.73

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Solution

The fourth proportional to 140,569.46, 210,854.21 and 40,729.73 is: 61,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,569.46 : 210,854.21 = 40,729.73 : x
  2. Step 2: Convert to fraction form
    140,569.46/210,854.21 = 40,729.73/x
  3. Step 3: Cross multiply
    140,569.46x = 210,854.21 × 40,729.73
  4. Step 4: Simplify right side
    140,569.46x = 8,588,033,784.74
  5. Step 5: Solve for x
    x = 8,588,033,784.74/140,569.46
  6. Step 6: Final answer
    x = 61,094.59

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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.