Home / 140,287.98-210,432.54-35,106.66

Finding the Fourth Proportional to 140,287.98, 210,432.54 and 35,106.66

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Solution

The fourth proportional to 140,287.98, 210,432.54 and 35,106.66 is: 52,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,287.98 : 210,432.54 = 35,106.66 : x
  2. Step 2: Convert to fraction form
    140,287.98/210,432.54 = 35,106.66/x
  3. Step 3: Cross multiply
    140,287.98x = 210,432.54 × 35,106.66
  4. Step 4: Simplify right side
    140,287.98x = 7,387,583,634.72
  5. Step 5: Solve for x
    x = 7,387,583,634.72/140,287.98
  6. Step 6: Final answer
    x = 52,660.13

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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.