Home / 115,820.58-173,756.40-65,924.19

Finding the Fourth Proportional to 115,820.58, 173,756.40 and 65,924.19

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Solution

The fourth proportional to 115,820.58, 173,756.40 and 65,924.19 is: 98,900.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,820.58 : 173,756.40 = 65,924.19 : x
  2. Step 2: Convert to fraction form
    115,820.58/173,756.40 = 65,924.19/x
  3. Step 3: Cross multiply
    115,820.58x = 173,756.40 × 65,924.19
  4. Step 4: Simplify right side
    115,820.58x = 11,454,749,927.32
  5. Step 5: Solve for x
    x = 11,454,749,927.32/115,820.58
  6. Step 6: Final answer
    x = 98,900.82

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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.