Home / 77,308.64-115,973.90-24,705.82

Finding the Fourth Proportional to 77,308.64, 115,973.90 and 24,705.82

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Solution

The fourth proportional to 77,308.64, 115,973.90 and 24,705.82 is: 37,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,308.64 : 115,973.90 = 24,705.82 : x
  2. Step 2: Convert to fraction form
    77,308.64/115,973.90 = 24,705.82/x
  3. Step 3: Cross multiply
    77,308.64x = 115,973.90 × 24,705.82
  4. Step 4: Simplify right side
    77,308.64x = 2,865,230,298.10
  5. Step 5: Solve for x
    x = 2,865,230,298.10/77,308.64
  6. Step 6: Final answer
    x = 37,062.23

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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.