Home / 140,336.19-210,362.45-60,426.27

Finding the Fourth Proportional to 140,336.19, 210,362.45 and 60,426.27

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Solution

The fourth proportional to 140,336.19, 210,362.45 and 60,426.27 is: 90,578.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,336.19 : 210,362.45 = 60,426.27 : x
  2. Step 2: Convert to fraction form
    140,336.19/210,362.45 = 60,426.27/x
  3. Step 3: Cross multiply
    140,336.19x = 210,362.45 × 60,426.27
  4. Step 4: Simplify right side
    140,336.19x = 12,711,417,899.43
  5. Step 5: Solve for x
    x = 12,711,417,899.43/140,336.19
  6. Step 6: Final answer
    x = 90,578.33

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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.