Home / 56,244.19-77,618.60-31,095.31

Finding the Fourth Proportional to 56,244.19, 77,618.60 and 31,095.31

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Solution

The fourth proportional to 56,244.19, 77,618.60 and 31,095.31 is: 42,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,244.19 : 77,618.60 = 31,095.31 : x
  2. Step 2: Convert to fraction form
    56,244.19/77,618.60 = 31,095.31/x
  3. Step 3: Cross multiply
    56,244.19x = 77,618.60 × 31,095.31
  4. Step 4: Simplify right side
    56,244.19x = 2,413,574,428.77
  5. Step 5: Solve for x
    x = 2,413,574,428.77/56,244.19
  6. Step 6: Final answer
    x = 42,912.42

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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.