Home / 56,948.66-78,582.41-31,453.51

Finding the Fourth Proportional to 56,948.66, 78,582.41 and 31,453.51

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Solution

The fourth proportional to 56,948.66, 78,582.41 and 31,453.51 is: 43,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,948.66 : 78,582.41 = 31,453.51 : x
  2. Step 2: Convert to fraction form
    56,948.66/78,582.41 = 31,453.51/x
  3. Step 3: Cross multiply
    56,948.66x = 78,582.41 × 31,453.51
  4. Step 4: Simplify right side
    56,948.66x = 2,471,692,618.76
  5. Step 5: Solve for x
    x = 2,471,692,618.76/56,948.66
  6. Step 6: Final answer
    x = 43,402.12

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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.