Home / 98,599.75-136,067.66-56,182.89

Finding the Fourth Proportional to 98,599.75, 136,067.66 and 56,182.89

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Solution

The fourth proportional to 98,599.75, 136,067.66 and 56,182.89 is: 77,532.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,599.75 : 136,067.66 = 56,182.89 : x
  2. Step 2: Convert to fraction form
    98,599.75/136,067.66 = 56,182.89/x
  3. Step 3: Cross multiply
    98,599.75x = 136,067.66 × 56,182.89
  4. Step 4: Simplify right side
    98,599.75x = 7,644,674,374.34
  5. Step 5: Solve for x
    x = 7,644,674,374.34/98,599.75
  6. Step 6: Final answer
    x = 77,532.39

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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.