Home / 140,341.58-210,370.46-60,431.66

Finding the Fourth Proportional to 140,341.58, 210,370.46 and 60,431.66

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Solution

The fourth proportional to 140,341.58, 210,370.46 and 60,431.66 is: 90,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,341.58 : 210,370.46 = 60,431.66 : x
  2. Step 2: Convert to fraction form
    140,341.58/210,370.46 = 60,431.66/x
  3. Step 3: Cross multiply
    140,341.58x = 210,370.46 × 60,431.66
  4. Step 4: Simplify right side
    140,341.58x = 12,713,036,112.76
  5. Step 5: Solve for x
    x = 12,713,036,112.76/140,341.58
  6. Step 6: Final answer
    x = 90,586.38

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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.