Home / 82,925.64-114,346.95-56,021.43

Finding the Fourth Proportional to 82,925.64, 114,346.95 and 56,021.43

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Solution

The fourth proportional to 82,925.64, 114,346.95 and 56,021.43 is: 77,248.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,925.64 : 114,346.95 = 56,021.43 : x
  2. Step 2: Convert to fraction form
    82,925.64/114,346.95 = 56,021.43/x
  3. Step 3: Cross multiply
    82,925.64x = 114,346.95 × 56,021.43
  4. Step 4: Simplify right side
    82,925.64x = 6,405,879,873.86
  5. Step 5: Solve for x
    x = 6,405,879,873.86/82,925.64
  6. Step 6: Final answer
    x = 77,248.48

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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.