Home / 53,678.14-74,084.94-31,030.26

Finding the Fourth Proportional to 53,678.14, 74,084.94 and 31,030.26

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Solution

The fourth proportional to 53,678.14, 74,084.94 and 31,030.26 is: 42,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,678.14 : 74,084.94 = 31,030.26 : x
  2. Step 2: Convert to fraction form
    53,678.14/74,084.94 = 31,030.26/x
  3. Step 3: Cross multiply
    53,678.14x = 74,084.94 × 31,030.26
  4. Step 4: Simplify right side
    53,678.14x = 2,298,874,950.28
  5. Step 5: Solve for x
    x = 2,298,874,950.28/53,678.14
  6. Step 6: Final answer
    x = 42,827.02

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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.