Home / 46,156.78-63,670.80-31,022.74

Finding the Fourth Proportional to 46,156.78, 63,670.80 and 31,022.74

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Solution

The fourth proportional to 46,156.78, 63,670.80 and 31,022.74 is: 42,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,156.78 : 63,670.80 = 31,022.74 : x
  2. Step 2: Convert to fraction form
    46,156.78/63,670.80 = 31,022.74/x
  3. Step 3: Cross multiply
    46,156.78x = 63,670.80 × 31,022.74
  4. Step 4: Simplify right side
    46,156.78x = 1,975,242,673.99
  5. Step 5: Solve for x
    x = 1,975,242,673.99/46,156.78
  6. Step 6: Final answer
    x = 42,794.20

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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.