Home / 140,560.35-210,858.09-45,800.13

Finding the Fourth Proportional to 140,560.35, 210,858.09 and 45,800.13

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Solution

The fourth proportional to 140,560.35, 210,858.09 and 45,800.13 is: 68,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,560.35 : 210,858.09 = 45,800.13 : x
  2. Step 2: Convert to fraction form
    140,560.35/210,858.09 = 45,800.13/x
  3. Step 3: Cross multiply
    140,560.35x = 210,858.09 × 45,800.13
  4. Step 4: Simplify right side
    140,560.35x = 9,657,328,552.52
  5. Step 5: Solve for x
    x = 9,657,328,552.52/140,560.35
  6. Step 6: Final answer
    x = 68,705.92

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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.