Home / 140,332.77-210,582.18-51,648.57

Finding the Fourth Proportional to 140,332.77, 210,582.18 and 51,648.57

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Solution

The fourth proportional to 140,332.77, 210,582.18 and 51,648.57 is: 77,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,332.77 : 210,582.18 = 51,648.57 : x
  2. Step 2: Convert to fraction form
    140,332.77/210,582.18 = 51,648.57/x
  3. Step 3: Cross multiply
    140,332.77x = 210,582.18 × 51,648.57
  4. Step 4: Simplify right side
    140,332.77x = 10,876,268,464.48
  5. Step 5: Solve for x
    x = 10,876,268,464.48/140,332.77
  6. Step 6: Final answer
    x = 77,503.41

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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.