Home / 51,618.04-77,374.76-34,979.75

Finding the Fourth Proportional to 51,618.04, 77,374.76 and 34,979.75

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Solution

The fourth proportional to 51,618.04, 77,374.76 and 34,979.75 is: 52,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,618.04 : 77,374.76 = 34,979.75 : x
  2. Step 2: Convert to fraction form
    51,618.04/77,374.76 = 34,979.75/x
  3. Step 3: Cross multiply
    51,618.04x = 77,374.76 × 34,979.75
  4. Step 4: Simplify right side
    51,618.04x = 2,706,549,761.11
  5. Step 5: Solve for x
    x = 2,706,549,761.11/51,618.04
  6. Step 6: Final answer
    x = 52,434.19

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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.