Home / 140,338.11-210,657.02-60,415.63

Finding the Fourth Proportional to 140,338.11, 210,657.02 and 60,415.63

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Solution

The fourth proportional to 140,338.11, 210,657.02 and 60,415.63 is: 90,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,338.11 : 210,657.02 = 60,415.63 : x
  2. Step 2: Convert to fraction form
    140,338.11/210,657.02 = 60,415.63/x
  3. Step 3: Cross multiply
    140,338.11x = 210,657.02 × 60,415.63
  4. Step 4: Simplify right side
    140,338.11x = 12,726,976,577.22
  5. Step 5: Solve for x
    x = 12,726,976,577.22/140,338.11
  6. Step 6: Final answer
    x = 90,687.96

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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.