Home / 53,961.10-74,565.33-51,368.47

Finding the Fourth Proportional to 53,961.10, 74,565.33 and 51,368.47

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Solution

The fourth proportional to 53,961.10, 74,565.33 and 51,368.47 is: 70,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.10 : 74,565.33 = 51,368.47 : x
  2. Step 2: Convert to fraction form
    53,961.10/74,565.33 = 51,368.47/x
  3. Step 3: Cross multiply
    53,961.10x = 74,565.33 × 51,368.47
  4. Step 4: Simplify right side
    53,961.10x = 3,830,306,917.15
  5. Step 5: Solve for x
    x = 3,830,306,917.15/53,961.10
  6. Step 6: Final answer
    x = 70,982.74

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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.