Home / 210,824.85-316,268.54-61,046.45

Finding the Fourth Proportional to 210,824.85, 316,268.54 and 61,046.45

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Solution

The fourth proportional to 210,824.85, 316,268.54 and 61,046.45 is: 91,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,824.85 : 316,268.54 = 61,046.45 : x
  2. Step 2: Convert to fraction form
    210,824.85/316,268.54 = 61,046.45/x
  3. Step 3: Cross multiply
    210,824.85x = 316,268.54 × 61,046.45
  4. Step 4: Simplify right side
    210,824.85x = 19,307,071,142.04
  5. Step 5: Solve for x
    x = 19,307,071,142.04/210,824.85
  6. Step 6: Final answer
    x = 91,578.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.