Home / 56,390.64-77,783.85-36,273.72

Finding the Fourth Proportional to 56,390.64, 77,783.85 and 36,273.72

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Solution

The fourth proportional to 56,390.64, 77,783.85 and 36,273.72 is: 50,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,390.64 : 77,783.85 = 36,273.72 : x
  2. Step 2: Convert to fraction form
    56,390.64/77,783.85 = 36,273.72/x
  3. Step 3: Cross multiply
    56,390.64x = 77,783.85 × 36,273.72
  4. Step 4: Simplify right side
    56,390.64x = 2,821,509,595.42
  5. Step 5: Solve for x
    x = 2,821,509,595.42/56,390.64
  6. Step 6: Final answer
    x = 50,035.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.